Home / 3,669,959.90-5,504,939.85-3,138,518.90

Finding the Fourth Proportional to 3,669,959.90, 5,504,939.85 and 3,138,518.90

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Solution

The fourth proportional to 3,669,959.90, 5,504,939.85 and 3,138,518.90 is: 4,707,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,959.90 : 5,504,939.85 = 3,138,518.90 : x
  2. Step 2: Convert to fraction form
    3,669,959.90/5,504,939.85 = 3,138,518.90/x
  3. Step 3: Cross multiply
    3,669,959.90x = 5,504,939.85 × 3,138,518.90
  4. Step 4: Simplify right side
    3,669,959.90x = 17,277,357,762,588.16
  5. Step 5: Solve for x
    x = 17,277,357,762,588.16/3,669,959.90
  6. Step 6: Final answer
    x = 4,707,778.35

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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.