Home / 2,642,511.60-3,963,767.40-749,228.40

Finding the Fourth Proportional to 2,642,511.60, 3,963,767.40 and 749,228.40

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Solution

The fourth proportional to 2,642,511.60, 3,963,767.40 and 749,228.40 is: 1,123,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,511.60 : 3,963,767.40 = 749,228.40 : x
  2. Step 2: Convert to fraction form
    2,642,511.60/3,963,767.40 = 749,228.40/x
  3. Step 3: Cross multiply
    2,642,511.60x = 3,963,767.40 × 749,228.40
  4. Step 4: Simplify right side
    2,642,511.60x = 2,969,767,107,074.16
  5. Step 5: Solve for x
    x = 2,969,767,107,074.16/2,642,511.60
  6. Step 6: Final answer
    x = 1,123,842.60

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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.