Home / 1,600,892.30-2,207,734.15-1,275,287.81

Finding the Fourth Proportional to 1,600,892.30, 2,207,734.15 and 1,275,287.81

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Solution

The fourth proportional to 1,600,892.30, 2,207,734.15 and 1,275,287.81 is: 1,758,704.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,892.30 : 2,207,734.15 = 1,275,287.81 : x
  2. Step 2: Convert to fraction form
    1,600,892.30/2,207,734.15 = 1,275,287.81/x
  3. Step 3: Cross multiply
    1,600,892.30x = 2,207,734.15 × 1,275,287.81
  4. Step 4: Simplify right side
    1,600,892.30x = 2,815,496,449,215.71
  5. Step 5: Solve for x
    x = 2,815,496,449,215.71/1,600,892.30
  6. Step 6: Final answer
    x = 1,758,704.47

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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.