Home / 1,175,835.92-1,620,251.88-1,112,318.48

Finding the Fourth Proportional to 1,175,835.92, 1,620,251.88 and 1,112,318.48

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Solution

The fourth proportional to 1,175,835.92, 1,620,251.88 and 1,112,318.48 is: 1,532,727.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,835.92 : 1,620,251.88 = 1,112,318.48 : x
  2. Step 2: Convert to fraction form
    1,175,835.92/1,620,251.88 = 1,112,318.48/x
  3. Step 3: Cross multiply
    1,175,835.92x = 1,620,251.88 × 1,112,318.48
  4. Step 4: Simplify right side
    1,175,835.92x = 1,802,236,108,378.74
  5. Step 5: Solve for x
    x = 1,802,236,108,378.74/1,175,835.92
  6. Step 6: Final answer
    x = 1,532,727.55

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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.