Home / 1,233,645.80-1,850,598.30-392,001.80

Finding the Fourth Proportional to 1,233,645.80, 1,850,598.30 and 392,001.80

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Solution

The fourth proportional to 1,233,645.80, 1,850,598.30 and 392,001.80 is: 588,043.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,645.80 : 1,850,598.30 = 392,001.80 : x
  2. Step 2: Convert to fraction form
    1,233,645.80/1,850,598.30 = 392,001.80/x
  3. Step 3: Cross multiply
    1,233,645.80x = 1,850,598.30 × 392,001.80
  4. Step 4: Simplify right side
    1,233,645.80x = 725,437,864,676.94
  5. Step 5: Solve for x
    x = 725,437,864,676.94/1,233,645.80
  6. Step 6: Final answer
    x = 588,043.88

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1.5x scale

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.