Home / 1,543,155.70-2,316,227.55-744,997.30

Finding the Fourth Proportional to 1,543,155.70, 2,316,227.55 and 744,997.30

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Solution

The fourth proportional to 1,543,155.70, 2,316,227.55 and 744,997.30 is: 1,118,217.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,155.70 : 2,316,227.55 = 744,997.30 : x
  2. Step 2: Convert to fraction form
    1,543,155.70/2,316,227.55 = 744,997.30/x
  3. Step 3: Cross multiply
    1,543,155.70x = 2,316,227.55 × 744,997.30
  4. Step 4: Simplify right side
    1,543,155.70x = 1,725,583,270,935.62
  5. Step 5: Solve for x
    x = 1,725,583,270,935.62/1,543,155.70
  6. Step 6: Final answer
    x = 1,118,217.22

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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.