Home / 4,548,159.72-6,825,805.38-3,172,990.68

Finding the Fourth Proportional to 4,548,159.72, 6,825,805.38 and 3,172,990.68

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Solution

The fourth proportional to 4,548,159.72, 6,825,805.38 and 3,172,990.68 is: 4,761,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,548,159.72 : 6,825,805.38 = 3,172,990.68 : x
  2. Step 2: Convert to fraction form
    4,548,159.72/6,825,805.38 = 3,172,990.68/x
  3. Step 3: Cross multiply
    4,548,159.72x = 6,825,805.38 × 3,172,990.68
  4. Step 4: Simplify right side
    4,548,159.72x = 21,658,216,854,233.86
  5. Step 5: Solve for x
    x = 21,658,216,854,233.86/4,548,159.72
  6. Step 6: Final answer
    x = 4,761,973.67

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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.