Home / 1,151,219.66-1,589,120.86-865,569.52

Finding the Fourth Proportional to 1,151,219.66, 1,589,120.86 and 865,569.52

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Solution

The fourth proportional to 1,151,219.66, 1,589,120.86 and 865,569.52 is: 1,194,815.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,219.66 : 1,589,120.86 = 865,569.52 : x
  2. Step 2: Convert to fraction form
    1,151,219.66/1,589,120.86 = 865,569.52/x
  3. Step 3: Cross multiply
    1,151,219.66x = 1,589,120.86 × 865,569.52
  4. Step 4: Simplify right side
    1,151,219.66x = 1,375,494,580,012.19
  5. Step 5: Solve for x
    x = 1,375,494,580,012.19/1,151,219.66
  6. Step 6: Final answer
    x = 1,194,815.05

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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.