Home / 1,803,951.50-2,488,509.24-1,115,403.25

Finding the Fourth Proportional to 1,803,951.50, 2,488,509.24 and 1,115,403.25

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Solution

The fourth proportional to 1,803,951.50, 2,488,509.24 and 1,115,403.25 is: 1,538,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,951.50 : 2,488,509.24 = 1,115,403.25 : x
  2. Step 2: Convert to fraction form
    1,803,951.50/2,488,509.24 = 1,115,403.25/x
  3. Step 3: Cross multiply
    1,803,951.50x = 2,488,509.24 × 1,115,403.25
  4. Step 4: Simplify right side
    1,803,951.50x = 2,775,691,304,623.10
  5. Step 5: Solve for x
    x = 2,775,691,304,623.10/1,803,951.50
  6. Step 6: Final answer
    x = 1,538,672.91

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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.