Home / 1,166,832.10-1,750,248.15-418,780.90

Finding the Fourth Proportional to 1,166,832.10, 1,750,248.15 and 418,780.90

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Solution

The fourth proportional to 1,166,832.10, 1,750,248.15 and 418,780.90 is: 628,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,832.10 : 1,750,248.15 = 418,780.90 : x
  2. Step 2: Convert to fraction form
    1,166,832.10/1,750,248.15 = 418,780.90/x
  3. Step 3: Cross multiply
    1,166,832.10x = 1,750,248.15 × 418,780.90
  4. Step 4: Simplify right side
    1,166,832.10x = 732,970,495,480.34
  5. Step 5: Solve for x
    x = 732,970,495,480.34/1,166,832.10
  6. Step 6: Final answer
    x = 628,171.35

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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.