Home / 1,145,150.60-1,717,725.90-1,053,912.20

Finding the Fourth Proportional to 1,145,150.60, 1,717,725.90 and 1,053,912.20

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Solution

The fourth proportional to 1,145,150.60, 1,717,725.90 and 1,053,912.20 is: 1,580,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,150.60 : 1,717,725.90 = 1,053,912.20 : x
  2. Step 2: Convert to fraction form
    1,145,150.60/1,717,725.90 = 1,053,912.20/x
  3. Step 3: Cross multiply
    1,145,150.60x = 1,717,725.90 × 1,053,912.20
  4. Step 4: Simplify right side
    1,145,150.60x = 1,810,332,282,265.98
  5. Step 5: Solve for x
    x = 1,810,332,282,265.98/1,145,150.60
  6. Step 6: Final answer
    x = 1,580,868.30

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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.