Home / 1,230,151.68-1,845,534.72-343,680

Finding the Fourth Proportional to 1,230,151.68, 1,845,534.72 and 343,680

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Solution

The fourth proportional to 1,230,151.68, 1,845,534.72 and 343,680 is: 515,605.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,151.68 : 1,845,534.72 = 343,680 : x
  2. Step 2: Convert to fraction form
    1,230,151.68/1,845,534.72 = 343,680/x
  3. Step 3: Cross multiply
    1,230,151.68x = 1,845,534.72 × 343,680
  4. Step 4: Simplify right side
    1,230,151.68x = 634,273,372,569.60
  5. Step 5: Solve for x
    x = 634,273,372,569.60/1,230,151.68
  6. Step 6: Final answer
    x = 515,605.83

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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.