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Finding the Fourth Proportional to 6,240,748.40, 9,361,997.40 and 2,453,350.40

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Solution

The fourth proportional to 6,240,748.40, 9,361,997.40 and 2,453,350.40 is: 3,680,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,748.40 : 9,361,997.40 = 2,453,350.40 : x
  2. Step 2: Convert to fraction form
    6,240,748.40/9,361,997.40 = 2,453,350.40/x
  3. Step 3: Cross multiply
    6,240,748.40x = 9,361,997.40 × 2,453,350.40
  4. Step 4: Simplify right side
    6,240,748.40x = 22,968,260,066,088.96
  5. Step 5: Solve for x
    x = 22,968,260,066,088.96/6,240,748.40
  6. Step 6: Final answer
    x = 3,680,369.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.