Home / 1,059,807.19-1,462,863.22-842,401.61

Finding the Fourth Proportional to 1,059,807.19, 1,462,863.22 and 842,401.61

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Solution

The fourth proportional to 1,059,807.19, 1,462,863.22 and 842,401.61 is: 1,162,775.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,807.19 : 1,462,863.22 = 842,401.61 : x
  2. Step 2: Convert to fraction form
    1,059,807.19/1,462,863.22 = 842,401.61/x
  3. Step 3: Cross multiply
    1,059,807.19x = 1,462,863.22 × 842,401.61
  4. Step 4: Simplify right side
    1,059,807.19x = 1,232,318,331,737.78
  5. Step 5: Solve for x
    x = 1,232,318,331,737.78/1,059,807.19
  6. Step 6: Final answer
    x = 1,162,775.97

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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.