Home / 1,234,673.92-1,703,934.48-690,861.28

Finding the Fourth Proportional to 1,234,673.92, 1,703,934.48 and 690,861.28

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Solution

The fourth proportional to 1,234,673.92, 1,703,934.48 and 690,861.28 is: 953,435.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,673.92 : 1,703,934.48 = 690,861.28 : x
  2. Step 2: Convert to fraction form
    1,234,673.92/1,703,934.48 = 690,861.28/x
  3. Step 3: Cross multiply
    1,234,673.92x = 1,703,934.48 × 690,861.28
  4. Step 4: Simplify right side
    1,234,673.92x = 1,177,182,355,888.93
  5. Step 5: Solve for x
    x = 1,177,182,355,888.93/1,234,673.92
  6. Step 6: Final answer
    x = 953,435.83

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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.