Home / 1,775,105.80-2,662,002.60-577,067.20

Finding the Fourth Proportional to 1,775,105.80, 2,662,002.60 and 577,067.20

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Solution

The fourth proportional to 1,775,105.80, 2,662,002.60 and 577,067.20 is: 865,387.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,105.80 : 2,662,002.60 = 577,067.20 : x
  2. Step 2: Convert to fraction form
    1,775,105.80/2,662,002.60 = 577,067.20/x
  3. Step 3: Cross multiply
    1,775,105.80x = 2,662,002.60 × 577,067.20
  4. Step 4: Simplify right side
    1,775,105.80x = 1,536,154,386,774.72
  5. Step 5: Solve for x
    x = 1,536,154,386,774.72/1,775,105.80
  6. Step 6: Final answer
    x = 865,387.51

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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.