Home / 2,376,937.20-3,565,405.80-861,346.20

Finding the Fourth Proportional to 2,376,937.20, 3,565,405.80 and 861,346.20

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Solution

The fourth proportional to 2,376,937.20, 3,565,405.80 and 861,346.20 is: 1,292,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376,937.20 : 3,565,405.80 = 861,346.20 : x
  2. Step 2: Convert to fraction form
    2,376,937.20/3,565,405.80 = 861,346.20/x
  3. Step 3: Cross multiply
    2,376,937.20x = 3,565,405.80 × 861,346.20
  4. Step 4: Simplify right side
    2,376,937.20x = 3,071,048,737,287.96
  5. Step 5: Solve for x
    x = 3,071,048,737,287.96/2,376,937.20
  6. Step 6: Final answer
    x = 1,292,019.30

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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.