Home / 2,818,253.28-4,228,142.12-2,009,658.92

Finding the Fourth Proportional to 2,818,253.28, 4,228,142.12 and 2,009,658.92

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Solution

The fourth proportional to 2,818,253.28, 4,228,142.12 and 2,009,658.92 is: 3,015,031.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,253.28 : 4,228,142.12 = 2,009,658.92 : x
  2. Step 2: Convert to fraction form
    2,818,253.28/4,228,142.12 = 2,009,658.92/x
  3. Step 3: Cross multiply
    2,818,253.28x = 4,228,142.12 × 2,009,658.92
  4. Step 4: Simplify right side
    2,818,253.28x = 8,497,123,526,485.71
  5. Step 5: Solve for x
    x = 8,497,123,526,485.71/2,818,253.28
  6. Step 6: Final answer
    x = 3,015,031.89

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1.5x scale

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.