Home / 1,112,423.40-1,535,174.52-629,060.86

Finding the Fourth Proportional to 1,112,423.40, 1,535,174.52 and 629,060.86

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Solution

The fourth proportional to 1,112,423.40, 1,535,174.52 and 629,060.86 is: 868,121.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,423.40 : 1,535,174.52 = 629,060.86 : x
  2. Step 2: Convert to fraction form
    1,112,423.40/1,535,174.52 = 629,060.86/x
  3. Step 3: Cross multiply
    1,112,423.40x = 1,535,174.52 × 629,060.86
  4. Step 4: Simplify right side
    1,112,423.40x = 965,718,203,801.29
  5. Step 5: Solve for x
    x = 965,718,203,801.29/1,112,423.40
  6. Step 6: Final answer
    x = 868,121.08

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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.