Home / 1,610,712.54-2,416,012.92-412,644.78

Finding the Fourth Proportional to 1,610,712.54, 2,416,012.92 and 412,644.78

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Solution

The fourth proportional to 1,610,712.54, 2,416,012.92 and 412,644.78 is: 618,952.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,712.54 : 2,416,012.92 = 412,644.78 : x
  2. Step 2: Convert to fraction form
    1,610,712.54/2,416,012.92 = 412,644.78/x
  3. Step 3: Cross multiply
    1,610,712.54x = 2,416,012.92 × 412,644.78
  4. Step 4: Simplify right side
    1,610,712.54x = 996,955,119,850.56
  5. Step 5: Solve for x
    x = 996,955,119,850.56/1,610,712.54
  6. Step 6: Final answer
    x = 618,952.85

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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.