Home / 2,265,741.12-3,398,620.32-917,928.96

Finding the Fourth Proportional to 2,265,741.12, 3,398,620.32 and 917,928.96

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Solution

The fourth proportional to 2,265,741.12, 3,398,620.32 and 917,928.96 is: 1,376,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,741.12 : 3,398,620.32 = 917,928.96 : x
  2. Step 2: Convert to fraction form
    2,265,741.12/3,398,620.32 = 917,928.96/x
  3. Step 3: Cross multiply
    2,265,741.12x = 3,398,620.32 × 917,928.96
  4. Step 4: Simplify right side
    2,265,741.12x = 3,119,692,015,772.47
  5. Step 5: Solve for x
    x = 3,119,692,015,772.47/2,265,741.12
  6. Step 6: Final answer
    x = 1,376,896.94

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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.