Home / 1,310,113.89-1,807,992.50-737,174.43

Finding the Fourth Proportional to 1,310,113.89, 1,807,992.50 and 737,174.43

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Solution

The fourth proportional to 1,310,113.89, 1,807,992.50 and 737,174.43 is: 1,017,320.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,113.89 : 1,807,992.50 = 737,174.43 : x
  2. Step 2: Convert to fraction form
    1,310,113.89/1,807,992.50 = 737,174.43/x
  3. Step 3: Cross multiply
    1,310,113.89x = 1,807,992.50 × 737,174.43
  4. Step 4: Simplify right side
    1,310,113.89x = 1,332,805,836,945.90
  5. Step 5: Solve for x
    x = 1,332,805,836,945.90/1,310,113.89
  6. Step 6: Final answer
    x = 1,017,320.59

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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.