Home / 2,739,519.90-4,109,279.85-1,243,611.90

Finding the Fourth Proportional to 2,739,519.90, 4,109,279.85 and 1,243,611.90

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Solution

The fourth proportional to 2,739,519.90, 4,109,279.85 and 1,243,611.90 is: 1,865,417.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,519.90 : 4,109,279.85 = 1,243,611.90 : x
  2. Step 2: Convert to fraction form
    2,739,519.90/4,109,279.85 = 1,243,611.90/x
  3. Step 3: Cross multiply
    2,739,519.90x = 4,109,279.85 × 1,243,611.90
  4. Step 4: Simplify right side
    2,739,519.90x = 5,110,349,321,890.22
  5. Step 5: Solve for x
    x = 5,110,349,321,890.22/2,739,519.90
  6. Step 6: Final answer
    x = 1,865,417.85

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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.