Home / 2,482,828.20-3,724,242.30-2,215,139.40

Finding the Fourth Proportional to 2,482,828.20, 3,724,242.30 and 2,215,139.40

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Solution

The fourth proportional to 2,482,828.20, 3,724,242.30 and 2,215,139.40 is: 3,322,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482,828.20 : 3,724,242.30 = 2,215,139.40 : x
  2. Step 2: Convert to fraction form
    2,482,828.20/3,724,242.30 = 2,215,139.40/x
  3. Step 3: Cross multiply
    2,482,828.20x = 3,724,242.30 × 2,215,139.40
  4. Step 4: Simplify right side
    2,482,828.20x = 8,249,715,853,876.62
  5. Step 5: Solve for x
    x = 8,249,715,853,876.62/2,482,828.20
  6. Step 6: Final answer
    x = 3,322,709.10

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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.