Home / 1,234,535.96-1,703,725.80-690,639.31

Finding the Fourth Proportional to 1,234,535.96, 1,703,725.80 and 690,639.31

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Solution

The fourth proportional to 1,234,535.96, 1,703,725.80 and 690,639.31 is: 953,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,535.96 : 1,703,725.80 = 690,639.31 : x
  2. Step 2: Convert to fraction form
    1,234,535.96/1,703,725.80 = 690,639.31/x
  3. Step 3: Cross multiply
    1,234,535.96x = 1,703,725.80 × 690,639.31
  4. Step 4: Simplify right side
    1,234,535.96x = 1,176,659,998,969.37
  5. Step 5: Solve for x
    x = 1,176,659,998,969.37/1,234,535.96
  6. Step 6: Final answer
    x = 953,119.26

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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.