Home / 1,367,889.26-1,887,689.00-787,100.83

Finding the Fourth Proportional to 1,367,889.26, 1,887,689.00 and 787,100.83

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Solution

The fourth proportional to 1,367,889.26, 1,887,689.00 and 787,100.83 is: 1,086,200.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,889.26 : 1,887,689.00 = 787,100.83 : x
  2. Step 2: Convert to fraction form
    1,367,889.26/1,887,689.00 = 787,100.83/x
  3. Step 3: Cross multiply
    1,367,889.26x = 1,887,689.00 × 787,100.83
  4. Step 4: Simplify right side
    1,367,889.26x = 1,485,801,575,930.40
  5. Step 5: Solve for x
    x = 1,485,801,575,930.40/1,367,889.26
  6. Step 6: Final answer
    x = 1,086,200.20

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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.