Home / 2,192,223.40-3,286,779.90-994,719.40

Finding the Fourth Proportional to 2,192,223.40, 3,286,779.90 and 994,719.40

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Solution

The fourth proportional to 2,192,223.40, 3,286,779.90 and 994,719.40 is: 1,491,373.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,223.40 : 3,286,779.90 = 994,719.40 : x
  2. Step 2: Convert to fraction form
    2,192,223.40/3,286,779.90 = 994,719.40/x
  3. Step 3: Cross multiply
    2,192,223.40x = 3,286,779.90 × 994,719.40
  4. Step 4: Simplify right side
    2,192,223.40x = 3,269,423,730,060.06
  5. Step 5: Solve for x
    x = 3,269,423,730,060.06/2,192,223.40
  6. Step 6: Final answer
    x = 1,491,373.43

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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.