Home / 1,600,487.43-2,208,641.61-875,332.90

Finding the Fourth Proportional to 1,600,487.43, 2,208,641.61 and 875,332.90

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Solution

The fourth proportional to 1,600,487.43, 2,208,641.61 and 875,332.90 is: 1,207,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,487.43 : 2,208,641.61 = 875,332.90 : x
  2. Step 2: Convert to fraction form
    1,600,487.43/2,208,641.61 = 875,332.90/x
  3. Step 3: Cross multiply
    1,600,487.43x = 2,208,641.61 × 875,332.90
  4. Step 4: Simplify right side
    1,600,487.43x = 1,933,296,665,541.97
  5. Step 5: Solve for x
    x = 1,933,296,665,541.97/1,600,487.43
  6. Step 6: Final answer
    x = 1,207,942.42

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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.