Home / 4,989,774.30-7,484,661.45-3,100,206.30

Finding the Fourth Proportional to 4,989,774.30, 7,484,661.45 and 3,100,206.30

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Solution

The fourth proportional to 4,989,774.30, 7,484,661.45 and 3,100,206.30 is: 4,650,309.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,774.30 : 7,484,661.45 = 3,100,206.30 : x
  2. Step 2: Convert to fraction form
    4,989,774.30/7,484,661.45 = 3,100,206.30/x
  3. Step 3: Cross multiply
    4,989,774.30x = 7,484,661.45 × 3,100,206.30
  4. Step 4: Simplify right side
    4,989,774.30x = 23,203,994,580,657.13
  5. Step 5: Solve for x
    x = 23,203,994,580,657.13/4,989,774.30
  6. Step 6: Final answer
    x = 4,650,309.45

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Double scale
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Similar ratio
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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.