Home / 1,353,863.34-2,028,658.77-499,759.74

Finding the Fourth Proportional to 1,353,863.34, 2,028,658.77 and 499,759.74

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Solution

The fourth proportional to 1,353,863.34, 2,028,658.77 and 499,759.74 is: 748,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,863.34 : 2,028,658.77 = 499,759.74 : x
  2. Step 2: Convert to fraction form
    1,353,863.34/2,028,658.77 = 499,759.74/x
  3. Step 3: Cross multiply
    1,353,863.34x = 2,028,658.77 × 499,759.74
  4. Step 4: Simplify right side
    1,353,863.34x = 1,013,841,979,443.92
  5. Step 5: Solve for x
    x = 1,013,841,979,443.92/1,353,863.34
  6. Step 6: Final answer
    x = 748,851.05

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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.