Home / 1,267,620.32-1,900,151.04-794,637.92

Finding the Fourth Proportional to 1,267,620.32, 1,900,151.04 and 794,637.92

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Solution

The fourth proportional to 1,267,620.32, 1,900,151.04 and 794,637.92 is: 1,191,154.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,620.32 : 1,900,151.04 = 794,637.92 : x
  2. Step 2: Convert to fraction form
    1,267,620.32/1,900,151.04 = 794,637.92/x
  3. Step 3: Cross multiply
    1,267,620.32x = 1,900,151.04 × 794,637.92
  4. Step 4: Simplify right side
    1,267,620.32x = 1,509,932,070,111.44
  5. Step 5: Solve for x
    x = 1,509,932,070,111.44/1,267,620.32
  6. Step 6: Final answer
    x = 1,191,154.83

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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.