Home / 1,516,747.41-2,275,542.32-663,666.21

Finding the Fourth Proportional to 1,516,747.41, 2,275,542.32 and 663,666.21

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Solution

The fourth proportional to 1,516,747.41, 2,275,542.32 and 663,666.21 is: 995,683.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,747.41 : 2,275,542.32 = 663,666.21 : x
  2. Step 2: Convert to fraction form
    1,516,747.41/2,275,542.32 = 663,666.21/x
  3. Step 3: Cross multiply
    1,516,747.41x = 2,275,542.32 × 663,666.21
  4. Step 4: Simplify right side
    1,516,747.41x = 1,510,200,543,890.68
  5. Step 5: Solve for x
    x = 1,510,200,543,890.68/1,516,747.41
  6. Step 6: Final answer
    x = 995,683.61

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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.