Home / 1,586,930.20-2,376,458.70-1,272,002.20

Finding the Fourth Proportional to 1,586,930.20, 2,376,458.70 and 1,272,002.20

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Solution

The fourth proportional to 1,586,930.20, 2,376,458.70 and 1,272,002.20 is: 1,904,847.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,930.20 : 2,376,458.70 = 1,272,002.20 : x
  2. Step 2: Convert to fraction form
    1,586,930.20/2,376,458.70 = 1,272,002.20/x
  3. Step 3: Cross multiply
    1,586,930.20x = 2,376,458.70 × 1,272,002.20
  4. Step 4: Simplify right side
    1,586,930.20x = 3,022,860,694,609.14
  5. Step 5: Solve for x
    x = 3,022,860,694,609.14/1,586,930.20
  6. Step 6: Final answer
    x = 1,904,847.92

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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.