Home / 1,132,937.10-1,699,388.99-280,008.83

Finding the Fourth Proportional to 1,132,937.10, 1,699,388.99 and 280,008.83

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Solution

The fourth proportional to 1,132,937.10, 1,699,388.99 and 280,008.83 is: 420,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,937.10 : 1,699,388.99 = 280,008.83 : x
  2. Step 2: Convert to fraction form
    1,132,937.10/1,699,388.99 = 280,008.83/x
  3. Step 3: Cross multiply
    1,132,937.10x = 1,699,388.99 × 280,008.83
  4. Step 4: Simplify right side
    1,132,937.10x = 475,843,926,703.24
  5. Step 5: Solve for x
    x = 475,843,926,703.24/1,132,937.10
  6. Step 6: Final answer
    x = 420,009.13

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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.