Home / 1,008,059.10-1,512,721.53-409,022.70

Finding the Fourth Proportional to 1,008,059.10, 1,512,721.53 and 409,022.70

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Solution

The fourth proportional to 1,008,059.10, 1,512,721.53 and 409,022.70 is: 613,790.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,059.10 : 1,512,721.53 = 409,022.70 : x
  2. Step 2: Convert to fraction form
    1,008,059.10/1,512,721.53 = 409,022.70/x
  3. Step 3: Cross multiply
    1,008,059.10x = 1,512,721.53 × 409,022.70
  4. Step 4: Simplify right side
    1,008,059.10x = 618,737,444,548.73
  5. Step 5: Solve for x
    x = 618,737,444,548.73/1,008,059.10
  6. Step 6: Final answer
    x = 613,790.84

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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.