Home / 1,342,585-2,013,882.90-543,881.62

Finding the Fourth Proportional to 1,342,585, 2,013,882.90 and 543,881.62

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Solution

The fourth proportional to 1,342,585, 2,013,882.90 and 543,881.62 is: 815,824.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,585 : 2,013,882.90 = 543,881.62 : x
  2. Step 2: Convert to fraction form
    1,342,585/2,013,882.90 = 543,881.62/x
  3. Step 3: Cross multiply
    1,342,585x = 2,013,882.90 × 543,881.62
  4. Step 4: Simplify right side
    1,342,585x = 1,095,313,894,142.30
  5. Step 5: Solve for x
    x = 1,095,313,894,142.30/1,342,585
  6. Step 6: Final answer
    x = 815,824.62

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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.