Home / 1,331,353.80-1,995,864.30-799,086.60

Finding the Fourth Proportional to 1,331,353.80, 1,995,864.30 and 799,086.60

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Solution

The fourth proportional to 1,331,353.80, 1,995,864.30 and 799,086.60 is: 1,197,929.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,353.80 : 1,995,864.30 = 799,086.60 : x
  2. Step 2: Convert to fraction form
    1,331,353.80/1,995,864.30 = 799,086.60/x
  3. Step 3: Cross multiply
    1,331,353.80x = 1,995,864.30 × 799,086.60
  4. Step 4: Simplify right side
    1,331,353.80x = 1,594,868,417,548.38
  5. Step 5: Solve for x
    x = 1,594,868,417,548.38/1,331,353.80
  6. Step 6: Final answer
    x = 1,197,929.82

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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.