Home / 1,437,513.38-2,155,638.56-538,324.46

Finding the Fourth Proportional to 1,437,513.38, 2,155,638.56 and 538,324.46

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Solution

The fourth proportional to 1,437,513.38, 2,155,638.56 and 538,324.46 is: 807,250.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,513.38 : 2,155,638.56 = 538,324.46 : x
  2. Step 2: Convert to fraction form
    1,437,513.38/2,155,638.56 = 538,324.46/x
  3. Step 3: Cross multiply
    1,437,513.38x = 2,155,638.56 × 538,324.46
  4. Step 4: Simplify right side
    1,437,513.38x = 1,160,432,950,297.36
  5. Step 5: Solve for x
    x = 1,160,432,950,297.36/1,437,513.38
  6. Step 6: Final answer
    x = 807,250.19

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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.