Home / 1,062,962.30-1,595,107.74-431,876.11

Finding the Fourth Proportional to 1,062,962.30, 1,595,107.74 and 431,876.11

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Solution

The fourth proportional to 1,062,962.30, 1,595,107.74 and 431,876.11 is: 648,084.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,962.30 : 1,595,107.74 = 431,876.11 : x
  2. Step 2: Convert to fraction form
    1,062,962.30/1,595,107.74 = 431,876.11/x
  3. Step 3: Cross multiply
    1,062,962.30x = 1,595,107.74 × 431,876.11
  4. Step 4: Simplify right side
    1,062,962.30x = 688,888,923,413.86
  5. Step 5: Solve for x
    x = 688,888,923,413.86/1,062,962.30
  6. Step 6: Final answer
    x = 648,084.06

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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.