Home / 2,197,803.30-3,294,080.55-918,408.30

Finding the Fourth Proportional to 2,197,803.30, 3,294,080.55 and 918,408.30

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Solution

The fourth proportional to 2,197,803.30, 3,294,080.55 and 918,408.30 is: 1,376,515.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,803.30 : 3,294,080.55 = 918,408.30 : x
  2. Step 2: Convert to fraction form
    2,197,803.30/3,294,080.55 = 918,408.30/x
  3. Step 3: Cross multiply
    2,197,803.30x = 3,294,080.55 × 918,408.30
  4. Step 4: Simplify right side
    2,197,803.30x = 3,025,310,917,988.57
  5. Step 5: Solve for x
    x = 3,025,310,917,988.57/2,197,803.30
  6. Step 6: Final answer
    x = 1,376,515.78

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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.