Home / 1,160,750.25-1,602,470.94-812,426.76

Finding the Fourth Proportional to 1,160,750.25, 1,602,470.94 and 812,426.76

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Solution

The fourth proportional to 1,160,750.25, 1,602,470.94 and 812,426.76 is: 1,121,593.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,750.25 : 1,602,470.94 = 812,426.76 : x
  2. Step 2: Convert to fraction form
    1,160,750.25/1,602,470.94 = 812,426.76/x
  3. Step 3: Cross multiply
    1,160,750.25x = 1,602,470.94 × 812,426.76
  4. Step 4: Simplify right side
    1,160,750.25x = 1,301,890,275,301.65
  5. Step 5: Solve for x
    x = 1,301,890,275,301.65/1,160,750.25
  6. Step 6: Final answer
    x = 1,121,593.79

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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.