Home / 1,374,337.04-2,061,636.72-427,453.52

Finding the Fourth Proportional to 1,374,337.04, 2,061,636.72 and 427,453.52

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Solution

The fourth proportional to 1,374,337.04, 2,061,636.72 and 427,453.52 is: 641,221.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,337.04 : 2,061,636.72 = 427,453.52 : x
  2. Step 2: Convert to fraction form
    1,374,337.04/2,061,636.72 = 427,453.52/x
  3. Step 3: Cross multiply
    1,374,337.04x = 2,061,636.72 × 427,453.52
  4. Step 4: Simplify right side
    1,374,337.04x = 881,253,872,925.25
  5. Step 5: Solve for x
    x = 881,253,872,925.25/1,374,337.04
  6. Step 6: Final answer
    x = 641,221.07

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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.