Home / 5,779,867.76-7,976,218.20-3,201,715.52

Finding the Fourth Proportional to 5,779,867.76, 7,976,218.20 and 3,201,715.52

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Solution

The fourth proportional to 5,779,867.76, 7,976,218.20 and 3,201,715.52 is: 4,418,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779,867.76 : 7,976,218.20 = 3,201,715.52 : x
  2. Step 2: Convert to fraction form
    5,779,867.76/7,976,218.20 = 3,201,715.52/x
  3. Step 3: Cross multiply
    5,779,867.76x = 7,976,218.20 × 3,201,715.52
  4. Step 4: Simplify right side
    5,779,867.76x = 25,537,581,601,846.46
  5. Step 5: Solve for x
    x = 25,537,581,601,846.46/5,779,867.76
  6. Step 6: Final answer
    x = 4,418,367.80

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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.