Home / 1,605,841.76-2,215,429.44-926,647.04

Finding the Fourth Proportional to 1,605,841.76, 2,215,429.44 and 926,647.04

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Solution

The fourth proportional to 1,605,841.76, 2,215,429.44 and 926,647.04 is: 1,278,408.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,841.76 : 2,215,429.44 = 926,647.04 : x
  2. Step 2: Convert to fraction form
    1,605,841.76/2,215,429.44 = 926,647.04/x
  3. Step 3: Cross multiply
    1,605,841.76x = 2,215,429.44 × 926,647.04
  4. Step 4: Simplify right side
    1,605,841.76x = 2,052,921,132,904.86
  5. Step 5: Solve for x
    x = 2,052,921,132,904.86/1,605,841.76
  6. Step 6: Final answer
    x = 1,278,408.11

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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.