Home / 2,219,279.74-3,064,721.20-2,098,375.18

Finding the Fourth Proportional to 2,219,279.74, 3,064,721.20 and 2,098,375.18

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Solution

The fourth proportional to 2,219,279.74, 3,064,721.20 and 2,098,375.18 is: 2,897,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,279.74 : 3,064,721.20 = 2,098,375.18 : x
  2. Step 2: Convert to fraction form
    2,219,279.74/3,064,721.20 = 2,098,375.18/x
  3. Step 3: Cross multiply
    2,219,279.74x = 3,064,721.20 × 2,098,375.18
  4. Step 4: Simplify right side
    2,219,279.74x = 6,430,934,899,699.82
  5. Step 5: Solve for x
    x = 6,430,934,899,699.82/2,219,279.74
  6. Step 6: Final answer
    x = 2,897,757.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.