Home / 1,260,119.04-1,890,001.17-361,637.88

Finding the Fourth Proportional to 1,260,119.04, 1,890,001.17 and 361,637.88

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Solution

The fourth proportional to 1,260,119.04, 1,890,001.17 and 361,637.88 is: 542,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,119.04 : 1,890,001.17 = 361,637.88 : x
  2. Step 2: Convert to fraction form
    1,260,119.04/1,890,001.17 = 361,637.88/x
  3. Step 3: Cross multiply
    1,260,119.04x = 1,890,001.17 × 361,637.88
  4. Step 4: Simplify right side
    1,260,119.04x = 683,496,016,316.32
  5. Step 5: Solve for x
    x = 683,496,016,316.32/1,260,119.04
  6. Step 6: Final answer
    x = 542,405.91

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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.