Home / 2,209,764.43-3,314,717.93-612,342.91

Finding the Fourth Proportional to 2,209,764.43, 3,314,717.93 and 612,342.91

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Solution

The fourth proportional to 2,209,764.43, 3,314,717.93 and 612,342.91 is: 918,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,764.43 : 3,314,717.93 = 612,342.91 : x
  2. Step 2: Convert to fraction form
    2,209,764.43/3,314,717.93 = 612,342.91/x
  3. Step 3: Cross multiply
    2,209,764.43x = 3,314,717.93 × 612,342.91
  4. Step 4: Simplify right side
    2,209,764.43x = 2,029,744,023,085.38
  5. Step 5: Solve for x
    x = 2,029,744,023,085.38/2,209,764.43
  6. Step 6: Final answer
    x = 918,534.12

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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.