Home / 1,752,545.60-2,626,874.40-687,233.60

Finding the Fourth Proportional to 1,752,545.60, 2,626,874.40 and 687,233.60

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Solution

The fourth proportional to 1,752,545.60, 2,626,874.40 and 687,233.60 is: 1,030,088.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,545.60 : 2,626,874.40 = 687,233.60 : x
  2. Step 2: Convert to fraction form
    1,752,545.60/2,626,874.40 = 687,233.60/x
  3. Step 3: Cross multiply
    1,752,545.60x = 2,626,874.40 × 687,233.60
  4. Step 4: Simplify right side
    1,752,545.60x = 1,805,276,350,659.84
  5. Step 5: Solve for x
    x = 1,805,276,350,659.84/1,752,545.60
  6. Step 6: Final answer
    x = 1,030,088.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.