Home / 2,149,248.20-3,219,206.70-1,776,000.20

Finding the Fourth Proportional to 2,149,248.20, 3,219,206.70 and 1,776,000.20

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Solution

The fourth proportional to 2,149,248.20, 3,219,206.70 and 1,776,000.20 is: 2,660,144.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,248.20 : 3,219,206.70 = 1,776,000.20 : x
  2. Step 2: Convert to fraction form
    2,149,248.20/3,219,206.70 = 1,776,000.20/x
  3. Step 3: Cross multiply
    2,149,248.20x = 3,219,206.70 × 1,776,000.20
  4. Step 4: Simplify right side
    2,149,248.20x = 5,717,311,743,041.34
  5. Step 5: Solve for x
    x = 5,717,311,743,041.34/2,149,248.20
  6. Step 6: Final answer
    x = 2,660,144.95

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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.