Home / 3,169,000-4,373,227.20-1,810,869.76

Finding the Fourth Proportional to 3,169,000, 4,373,227.20 and 1,810,869.76

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Solution

The fourth proportional to 3,169,000, 4,373,227.20 and 1,810,869.76 is: 2,499,004.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,000 : 4,373,227.20 = 1,810,869.76 : x
  2. Step 2: Convert to fraction form
    3,169,000/4,373,227.20 = 1,810,869.76/x
  3. Step 3: Cross multiply
    3,169,000x = 4,373,227.20 × 1,810,869.76
  4. Step 4: Simplify right side
    3,169,000x = 7,919,344,890,089.47
  5. Step 5: Solve for x
    x = 7,919,344,890,089.47/3,169,000
  6. Step 6: Final answer
    x = 2,499,004.38

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1.5x scale

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.