Home / 1,367,801.90-2,051,100.36-727,951.28

Finding the Fourth Proportional to 1,367,801.90, 2,051,100.36 and 727,951.28

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Solution

The fourth proportional to 1,367,801.90, 2,051,100.36 and 727,951.28 is: 1,091,606.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,801.90 : 2,051,100.36 = 727,951.28 : x
  2. Step 2: Convert to fraction form
    1,367,801.90/2,051,100.36 = 727,951.28/x
  3. Step 3: Cross multiply
    1,367,801.90x = 2,051,100.36 × 727,951.28
  4. Step 4: Simplify right side
    1,367,801.90x = 1,493,101,132,470.46
  5. Step 5: Solve for x
    x = 1,493,101,132,470.46/1,367,801.90
  6. Step 6: Final answer
    x = 1,091,606.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.