Home / 2,156,819.20-3,235,228.80-1,484,972.80

Finding the Fourth Proportional to 2,156,819.20, 3,235,228.80 and 1,484,972.80

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Solution

The fourth proportional to 2,156,819.20, 3,235,228.80 and 1,484,972.80 is: 2,227,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,819.20 : 3,235,228.80 = 1,484,972.80 : x
  2. Step 2: Convert to fraction form
    2,156,819.20/3,235,228.80 = 1,484,972.80/x
  3. Step 3: Cross multiply
    2,156,819.20x = 3,235,228.80 × 1,484,972.80
  4. Step 4: Simplify right side
    2,156,819.20x = 4,804,226,769,776.64
  5. Step 5: Solve for x
    x = 4,804,226,769,776.64/2,156,819.20
  6. Step 6: Final answer
    x = 2,227,459.20

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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.