Home / 1,188,195.30-1,782,292.95-1,146,204.90

Finding the Fourth Proportional to 1,188,195.30, 1,782,292.95 and 1,146,204.90

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Solution

The fourth proportional to 1,188,195.30, 1,782,292.95 and 1,146,204.90 is: 1,719,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,195.30 : 1,782,292.95 = 1,146,204.90 : x
  2. Step 2: Convert to fraction form
    1,188,195.30/1,782,292.95 = 1,146,204.90/x
  3. Step 3: Cross multiply
    1,188,195.30x = 1,782,292.95 × 1,146,204.90
  4. Step 4: Simplify right side
    1,188,195.30x = 2,042,872,912,525.45
  5. Step 5: Solve for x
    x = 2,042,872,912,525.45/1,188,195.30
  6. Step 6: Final answer
    x = 1,719,307.35

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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.