Home / 1,600,019.73-2,400,031.92-653,390.55

Finding the Fourth Proportional to 1,600,019.73, 2,400,031.92 and 653,390.55

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Solution

The fourth proportional to 1,600,019.73, 2,400,031.92 and 653,390.55 is: 980,086.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,019.73 : 2,400,031.92 = 653,390.55 : x
  2. Step 2: Convert to fraction form
    1,600,019.73/2,400,031.92 = 653,390.55/x
  3. Step 3: Cross multiply
    1,600,019.73x = 2,400,031.92 × 653,390.55
  4. Step 4: Simplify right side
    1,600,019.73x = 1,568,158,178,676.57
  5. Step 5: Solve for x
    x = 1,568,158,178,676.57/1,600,019.73
  6. Step 6: Final answer
    x = 980,086.78

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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.