Home / 2,284,396.20-3,425,282.10-686,719.80

Finding the Fourth Proportional to 2,284,396.20, 3,425,282.10 and 686,719.80

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Solution

The fourth proportional to 2,284,396.20, 3,425,282.10 and 686,719.80 is: 1,029,685.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284,396.20 : 3,425,282.10 = 686,719.80 : x
  2. Step 2: Convert to fraction form
    2,284,396.20/3,425,282.10 = 686,719.80/x
  3. Step 3: Cross multiply
    2,284,396.20x = 3,425,282.10 × 686,719.80
  4. Step 4: Simplify right side
    2,284,396.20x = 2,352,209,038,655.58
  5. Step 5: Solve for x
    x = 2,352,209,038,655.58/2,284,396.20
  6. Step 6: Final answer
    x = 1,029,685.24

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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.