Home / 1,235,261.70-1,852,892.55-1,223,451.90

Finding the Fourth Proportional to 1,235,261.70, 1,852,892.55 and 1,223,451.90

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Solution

The fourth proportional to 1,235,261.70, 1,852,892.55 and 1,223,451.90 is: 1,835,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,261.70 : 1,852,892.55 = 1,223,451.90 : x
  2. Step 2: Convert to fraction form
    1,235,261.70/1,852,892.55 = 1,223,451.90/x
  3. Step 3: Cross multiply
    1,235,261.70x = 1,852,892.55 × 1,223,451.90
  4. Step 4: Simplify right side
    1,235,261.70x = 2,266,924,910,793.34
  5. Step 5: Solve for x
    x = 2,266,924,910,793.34/1,235,261.70
  6. Step 6: Final answer
    x = 1,835,177.85

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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.