Home / 1,108,732.41-1,530,043.29-625,301.73

Finding the Fourth Proportional to 1,108,732.41, 1,530,043.29 and 625,301.73

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Solution

The fourth proportional to 1,108,732.41, 1,530,043.29 and 625,301.73 is: 862,912.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,732.41 : 1,530,043.29 = 625,301.73 : x
  2. Step 2: Convert to fraction form
    1,108,732.41/1,530,043.29 = 625,301.73/x
  3. Step 3: Cross multiply
    1,108,732.41x = 1,530,043.29 × 625,301.73
  4. Step 4: Simplify right side
    1,108,732.41x = 956,738,716,211.89
  5. Step 5: Solve for x
    x = 956,738,716,211.89/1,108,732.41
  6. Step 6: Final answer
    x = 862,912.19

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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.