Home / 4,920,334.35-7,380,501.53-2,767,998.30

Finding the Fourth Proportional to 4,920,334.35, 7,380,501.53 and 2,767,998.30

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Solution

The fourth proportional to 4,920,334.35, 7,380,501.53 and 2,767,998.30 is: 4,151,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,334.35 : 7,380,501.53 = 2,767,998.30 : x
  2. Step 2: Convert to fraction form
    4,920,334.35/7,380,501.53 = 2,767,998.30/x
  3. Step 3: Cross multiply
    4,920,334.35x = 7,380,501.53 × 2,767,998.30
  4. Step 4: Simplify right side
    4,920,334.35x = 20,429,215,674,347.41
  5. Step 5: Solve for x
    x = 20,429,215,674,347.41/4,920,334.35
  6. Step 6: Final answer
    x = 4,151,997.45

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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.