Home / 1,600,434.25-2,398,197.20-1,087,446.06

Finding the Fourth Proportional to 1,600,434.25, 2,398,197.20 and 1,087,446.06

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Solution

The fourth proportional to 1,600,434.25, 2,398,197.20 and 1,087,446.06 is: 1,629,501.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,434.25 : 2,398,197.20 = 1,087,446.06 : x
  2. Step 2: Convert to fraction form
    1,600,434.25/2,398,197.20 = 1,087,446.06/x
  3. Step 3: Cross multiply
    1,600,434.25x = 2,398,197.20 × 1,087,446.06
  4. Step 4: Simplify right side
    1,600,434.25x = 2,607,910,090,805.80
  5. Step 5: Solve for x
    x = 2,607,910,090,805.80/1,600,434.25
  6. Step 6: Final answer
    x = 1,629,501.55

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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.