Home / 2,156,987.39-3,235,046.38-790,295.58

Finding the Fourth Proportional to 2,156,987.39, 3,235,046.38 and 790,295.58

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Solution

The fourth proportional to 2,156,987.39, 3,235,046.38 and 790,295.58 is: 1,185,284.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,987.39 : 3,235,046.38 = 790,295.58 : x
  2. Step 2: Convert to fraction form
    2,156,987.39/3,235,046.38 = 790,295.58/x
  3. Step 3: Cross multiply
    2,156,987.39x = 3,235,046.38 × 790,295.58
  4. Step 4: Simplify right side
    2,156,987.39x = 2,556,642,853,233.26
  5. Step 5: Solve for x
    x = 2,556,642,853,233.26/2,156,987.39
  6. Step 6: Final answer
    x = 1,185,284.10

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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.