Home / 1,542,607.38-2,128,545-969,241.50

Finding the Fourth Proportional to 1,542,607.38, 2,128,545 and 969,241.50

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Solution

The fourth proportional to 1,542,607.38, 2,128,545 and 969,241.50 is: 1,337,394.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,607.38 : 2,128,545 = 969,241.50 : x
  2. Step 2: Convert to fraction form
    1,542,607.38/2,128,545 = 969,241.50/x
  3. Step 3: Cross multiply
    1,542,607.38x = 2,128,545 × 969,241.50
  4. Step 4: Simplify right side
    1,542,607.38x = 2,063,074,148,617.50
  5. Step 5: Solve for x
    x = 2,063,074,148,617.50/1,542,607.38
  6. Step 6: Final answer
    x = 1,337,394.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.