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Finding the Fourth Proportional to 5,779,866.76, 7,976,216.82 and 3,201,714.52

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Solution

The fourth proportional to 5,779,866.76, 7,976,216.82 and 3,201,714.52 is: 4,418,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779,866.76 : 7,976,216.82 = 3,201,714.52 : x
  2. Step 2: Convert to fraction form
    5,779,866.76/7,976,216.82 = 3,201,714.52/x
  3. Step 3: Cross multiply
    5,779,866.76x = 7,976,216.82 × 3,201,714.52
  4. Step 4: Simplify right side
    5,779,866.76x = 25,537,569,207,262.23
  5. Step 5: Solve for x
    x = 25,537,569,207,262.23/5,779,866.76
  6. Step 6: Final answer
    x = 4,418,366.42

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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.