Home / 1,132,979.56-1,563,841.97-740,569.52

Finding the Fourth Proportional to 1,132,979.56, 1,563,841.97 and 740,569.52

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Solution

The fourth proportional to 1,132,979.56, 1,563,841.97 and 740,569.52 is: 1,022,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,979.56 : 1,563,841.97 = 740,569.52 : x
  2. Step 2: Convert to fraction form
    1,132,979.56/1,563,841.97 = 740,569.52/x
  3. Step 3: Cross multiply
    1,132,979.56x = 1,563,841.97 × 740,569.52
  4. Step 4: Simplify right side
    1,132,979.56x = 1,158,133,697,285.51
  5. Step 5: Solve for x
    x = 1,158,133,697,285.51/1,132,979.56
  6. Step 6: Final answer
    x = 1,022,201.76

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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.