Home / 1,715,868.76-2,571,142.20-994,421.06

Finding the Fourth Proportional to 1,715,868.76, 2,571,142.20 and 994,421.06

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Solution

The fourth proportional to 1,715,868.76, 2,571,142.20 and 994,421.06 is: 1,490,089.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,868.76 : 2,571,142.20 = 994,421.06 : x
  2. Step 2: Convert to fraction form
    1,715,868.76/2,571,142.20 = 994,421.06/x
  3. Step 3: Cross multiply
    1,715,868.76x = 2,571,142.20 × 994,421.06
  4. Step 4: Simplify right side
    1,715,868.76x = 2,556,797,951,934.73
  5. Step 5: Solve for x
    x = 2,556,797,951,934.73/1,715,868.76
  6. Step 6: Final answer
    x = 1,490,089.46

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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.