Home / 1,331,738.49-1,999,029.30-573,953.93

Finding the Fourth Proportional to 1,331,738.49, 1,999,029.30 and 573,953.93

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Solution

The fourth proportional to 1,331,738.49, 1,999,029.30 and 573,953.93 is: 861,543.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,738.49 : 1,999,029.30 = 573,953.93 : x
  2. Step 2: Convert to fraction form
    1,331,738.49/1,999,029.30 = 573,953.93/x
  3. Step 3: Cross multiply
    1,331,738.49x = 1,999,029.30 × 573,953.93
  4. Step 4: Simplify right side
    1,331,738.49x = 1,147,350,722,920.15
  5. Step 5: Solve for x
    x = 1,147,350,722,920.15/1,331,738.49
  6. Step 6: Final answer
    x = 861,543.56

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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.