Home / 1,571,178.24-2,357,800.83-861,704.46

Finding the Fourth Proportional to 1,571,178.24, 2,357,800.83 and 861,704.46

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Solution

The fourth proportional to 1,571,178.24, 2,357,800.83 and 861,704.46 is: 1,293,123.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,178.24 : 2,357,800.83 = 861,704.46 : x
  2. Step 2: Convert to fraction form
    1,571,178.24/2,357,800.83 = 861,704.46/x
  3. Step 3: Cross multiply
    1,571,178.24x = 2,357,800.83 × 861,704.46
  4. Step 4: Simplify right side
    1,571,178.24x = 2,031,727,491,002.70
  5. Step 5: Solve for x
    x = 2,031,727,491,002.70/1,571,178.24
  6. Step 6: Final answer
    x = 1,293,123.49

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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.