Home / 2,277,703.80-3,417,867.90-858,778.20

Finding the Fourth Proportional to 2,277,703.80, 3,417,867.90 and 858,778.20

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Solution

The fourth proportional to 2,277,703.80, 3,417,867.90 and 858,778.20 is: 1,288,662.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277,703.80 : 3,417,867.90 = 858,778.20 : x
  2. Step 2: Convert to fraction form
    2,277,703.80/3,417,867.90 = 858,778.20/x
  3. Step 3: Cross multiply
    2,277,703.80x = 3,417,867.90 × 858,778.20
  4. Step 4: Simplify right side
    2,277,703.80x = 2,935,190,442,999.78
  5. Step 5: Solve for x
    x = 2,935,190,442,999.78/2,277,703.80
  6. Step 6: Final answer
    x = 1,288,662.05

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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.