Home / 1,341,092.10-1,850,680.77-729,239.70

Finding the Fourth Proportional to 1,341,092.10, 1,850,680.77 and 729,239.70

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Solution

The fourth proportional to 1,341,092.10, 1,850,680.77 and 729,239.70 is: 1,006,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,092.10 : 1,850,680.77 = 729,239.70 : x
  2. Step 2: Convert to fraction form
    1,341,092.10/1,850,680.77 = 729,239.70/x
  3. Step 3: Cross multiply
    1,341,092.10x = 1,850,680.77 × 729,239.70
  4. Step 4: Simplify right side
    1,341,092.10x = 1,349,589,889,510.57
  5. Step 5: Solve for x
    x = 1,349,589,889,510.57/1,341,092.10
  6. Step 6: Final answer
    x = 1,006,336.47

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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.