Home / 2,794,983.40-4,192,475.10-1,787,213.80

Finding the Fourth Proportional to 2,794,983.40, 4,192,475.10 and 1,787,213.80

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Solution

The fourth proportional to 2,794,983.40, 4,192,475.10 and 1,787,213.80 is: 2,680,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794,983.40 : 4,192,475.10 = 1,787,213.80 : x
  2. Step 2: Convert to fraction form
    2,794,983.40/4,192,475.10 = 1,787,213.80/x
  3. Step 3: Cross multiply
    2,794,983.40x = 4,192,475.10 × 1,787,213.80
  4. Step 4: Simplify right side
    2,794,983.40x = 7,492,849,354,876.38
  5. Step 5: Solve for x
    x = 7,492,849,354,876.38/2,794,983.40
  6. Step 6: Final answer
    x = 2,680,820.70

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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.