Home / 2,086,215.20-3,124,657.20-1,806,279.20

Finding the Fourth Proportional to 2,086,215.20, 3,124,657.20 and 1,806,279.20

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Solution

The fourth proportional to 2,086,215.20, 3,124,657.20 and 1,806,279.20 is: 2,705,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,215.20 : 3,124,657.20 = 1,806,279.20 : x
  2. Step 2: Convert to fraction form
    2,086,215.20/3,124,657.20 = 1,806,279.20/x
  3. Step 3: Cross multiply
    2,086,215.20x = 3,124,657.20 × 1,806,279.20
  4. Step 4: Simplify right side
    2,086,215.20x = 5,644,003,307,490.24
  5. Step 5: Solve for x
    x = 5,644,003,307,490.24/2,086,215.20
  6. Step 6: Final answer
    x = 2,705,379.25

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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.