Home / 1,202,732.16-1,659,355.50-686,113.39

Finding the Fourth Proportional to 1,202,732.16, 1,659,355.50 and 686,113.39

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Solution

The fourth proportional to 1,202,732.16, 1,659,355.50 and 686,113.39 is: 946,599.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,732.16 : 1,659,355.50 = 686,113.39 : x
  2. Step 2: Convert to fraction form
    1,202,732.16/1,659,355.50 = 686,113.39/x
  3. Step 3: Cross multiply
    1,202,732.16x = 1,659,355.50 × 686,113.39
  4. Step 4: Simplify right side
    1,202,732.16x = 1,138,506,016,844.31
  5. Step 5: Solve for x
    x = 1,138,506,016,844.31/1,202,732.16
  6. Step 6: Final answer
    x = 946,599.79

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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.