Home / 1,135,470.70-1,566,944.82-619,223.20

Finding the Fourth Proportional to 1,135,470.70, 1,566,944.82 and 619,223.20

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Solution

The fourth proportional to 1,135,470.70, 1,566,944.82 and 619,223.20 is: 854,525.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,470.70 : 1,566,944.82 = 619,223.20 : x
  2. Step 2: Convert to fraction form
    1,135,470.70/1,566,944.82 = 619,223.20/x
  3. Step 3: Cross multiply
    1,135,470.70x = 1,566,944.82 × 619,223.20
  4. Step 4: Simplify right side
    1,135,470.70x = 970,288,585,663.82
  5. Step 5: Solve for x
    x = 970,288,585,663.82/1,135,470.70
  6. Step 6: Final answer
    x = 854,525.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.