Home / 1,785,581.47-2,464,120.20-969,801.11

Finding the Fourth Proportional to 1,785,581.47, 2,464,120.20 and 969,801.11

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Solution

The fourth proportional to 1,785,581.47, 2,464,120.20 and 969,801.11 is: 1,338,335.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,581.47 : 2,464,120.20 = 969,801.11 : x
  2. Step 2: Convert to fraction form
    1,785,581.47/2,464,120.20 = 969,801.11/x
  3. Step 3: Cross multiply
    1,785,581.47x = 2,464,120.20 × 969,801.11
  4. Step 4: Simplify right side
    1,785,581.47x = 2,389,706,505,133.42
  5. Step 5: Solve for x
    x = 2,389,706,505,133.42/1,785,581.47
  6. Step 6: Final answer
    x = 1,338,335.18

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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.