Home / 1,465,696.80-2,198,545.20-519,163.20

Finding the Fourth Proportional to 1,465,696.80, 2,198,545.20 and 519,163.20

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Solution

The fourth proportional to 1,465,696.80, 2,198,545.20 and 519,163.20 is: 778,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,696.80 : 2,198,545.20 = 519,163.20 : x
  2. Step 2: Convert to fraction form
    1,465,696.80/2,198,545.20 = 519,163.20/x
  3. Step 3: Cross multiply
    1,465,696.80x = 2,198,545.20 × 519,163.20
  4. Step 4: Simplify right side
    1,465,696.80x = 1,141,403,761,376.64
  5. Step 5: Solve for x
    x = 1,141,403,761,376.64/1,465,696.80
  6. Step 6: Final answer
    x = 778,744.80

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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.