Home / 1,108,778.00-1,530,113.39-625,342.11

Finding the Fourth Proportional to 1,108,778.00, 1,530,113.39 and 625,342.11

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Solution

The fourth proportional to 1,108,778.00, 1,530,113.39 and 625,342.11 is: 862,971.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,778.00 : 1,530,113.39 = 625,342.11 : x
  2. Step 2: Convert to fraction form
    1,108,778.00/1,530,113.39 = 625,342.11/x
  3. Step 3: Cross multiply
    1,108,778.00x = 1,530,113.39 × 625,342.11
  4. Step 4: Simplify right side
    1,108,778.00x = 956,844,332,715.14
  5. Step 5: Solve for x
    x = 956,844,332,715.14/1,108,778.00
  6. Step 6: Final answer
    x = 862,971.97

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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.