Home / 1,132,979.17-1,563,841.42-740,569.15

Finding the Fourth Proportional to 1,132,979.17, 1,563,841.42 and 740,569.15

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Solution

The fourth proportional to 1,132,979.17, 1,563,841.42 and 740,569.15 is: 1,022,201.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,979.17 : 1,563,841.42 = 740,569.15 : x
  2. Step 2: Convert to fraction form
    1,132,979.17/1,563,841.42 = 740,569.15/x
  3. Step 3: Cross multiply
    1,132,979.17x = 1,563,841.42 × 740,569.15
  4. Step 4: Simplify right side
    1,132,979.17x = 1,158,132,707,441.35
  5. Step 5: Solve for x
    x = 1,158,132,707,441.35/1,132,979.17
  6. Step 6: Final answer
    x = 1,022,201.24

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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.