Home / 1,234,545.47-1,703,738.94-690,648.82

Finding the Fourth Proportional to 1,234,545.47, 1,703,738.94 and 690,648.82

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Solution

The fourth proportional to 1,234,545.47, 1,703,738.94 and 690,648.82 is: 953,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,545.47 : 1,703,738.94 = 690,648.82 : x
  2. Step 2: Convert to fraction form
    1,234,545.47/1,703,738.94 = 690,648.82/x
  3. Step 3: Cross multiply
    1,234,545.47x = 1,703,738.94 × 690,648.82
  4. Step 4: Simplify right side
    1,234,545.47x = 1,176,685,295,118.20
  5. Step 5: Solve for x
    x = 1,176,685,295,118.20/1,234,545.47
  6. Step 6: Final answer
    x = 953,132.40

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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.