Home / 1,109,943.83-1,531,722.42-600,646.20

Finding the Fourth Proportional to 1,109,943.83, 1,531,722.42 and 600,646.20

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Solution

The fourth proportional to 1,109,943.83, 1,531,722.42 and 600,646.20 is: 828,891.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,943.83 : 1,531,722.42 = 600,646.20 : x
  2. Step 2: Convert to fraction form
    1,109,943.83/1,531,722.42 = 600,646.20/x
  3. Step 3: Cross multiply
    1,109,943.83x = 1,531,722.42 × 600,646.20
  4. Step 4: Simplify right side
    1,109,943.83x = 920,023,251,027.80
  5. Step 5: Solve for x
    x = 920,023,251,027.80/1,109,943.83
  6. Step 6: Final answer
    x = 828,891.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.