Home / 1,413,790.65-2,120,833.40-454,003.83

Finding the Fourth Proportional to 1,413,790.65, 2,120,833.40 and 454,003.83

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Solution

The fourth proportional to 1,413,790.65, 2,120,833.40 and 454,003.83 is: 681,053.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,790.65 : 2,120,833.40 = 454,003.83 : x
  2. Step 2: Convert to fraction form
    1,413,790.65/2,120,833.40 = 454,003.83/x
  3. Step 3: Cross multiply
    1,413,790.65x = 2,120,833.40 × 454,003.83
  4. Step 4: Simplify right side
    1,413,790.65x = 962,866,484,121.90
  5. Step 5: Solve for x
    x = 962,866,484,121.90/1,413,790.65
  6. Step 6: Final answer
    x = 681,053.09

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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.