Home / 4,679,819.50-7,018,841.49-2,281,251.82

Finding the Fourth Proportional to 4,679,819.50, 7,018,841.49 and 2,281,251.82

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Solution

The fourth proportional to 4,679,819.50, 7,018,841.49 and 2,281,251.82 is: 3,421,444.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,819.50 : 7,018,841.49 = 2,281,251.82 : x
  2. Step 2: Convert to fraction form
    4,679,819.50/7,018,841.49 = 2,281,251.82/x
  3. Step 3: Cross multiply
    4,679,819.50x = 7,018,841.49 × 2,281,251.82
  4. Step 4: Simplify right side
    4,679,819.50x = 16,011,744,923,354.01
  5. Step 5: Solve for x
    x = 16,011,744,923,354.01/4,679,819.50
  6. Step 6: Final answer
    x = 3,421,444.98

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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.