Home / 1,029,519.60-1,420,737.24-576,814.32

Finding the Fourth Proportional to 1,029,519.60, 1,420,737.24 and 576,814.32

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Solution

The fourth proportional to 1,029,519.60, 1,420,737.24 and 576,814.32 is: 796,003.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,519.60 : 1,420,737.24 = 576,814.32 : x
  2. Step 2: Convert to fraction form
    1,029,519.60/1,420,737.24 = 576,814.32/x
  3. Step 3: Cross multiply
    1,029,519.60x = 1,420,737.24 × 576,814.32
  4. Step 4: Simplify right side
    1,029,519.60x = 819,501,584,989.28
  5. Step 5: Solve for x
    x = 819,501,584,989.28/1,029,519.60
  6. Step 6: Final answer
    x = 796,003.87

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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.