Home / 1,725,186.80-2,588,557.80-826,281.20

Finding the Fourth Proportional to 1,725,186.80, 2,588,557.80 and 826,281.20

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Solution

The fourth proportional to 1,725,186.80, 2,588,557.80 and 826,281.20 is: 1,239,794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,186.80 : 2,588,557.80 = 826,281.20 : x
  2. Step 2: Convert to fraction form
    1,725,186.80/2,588,557.80 = 826,281.20/x
  3. Step 3: Cross multiply
    1,725,186.80x = 2,588,557.80 × 826,281.20
  4. Step 4: Simplify right side
    1,725,186.80x = 2,138,876,645,253.36
  5. Step 5: Solve for x
    x = 2,138,876,645,253.36/1,725,186.80
  6. Step 6: Final answer
    x = 1,239,794.23

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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.