Home / 1,861,358.48-2,791,926.48-663,217.28

Finding the Fourth Proportional to 1,861,358.48, 2,791,926.48 and 663,217.28

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Solution

The fourth proportional to 1,861,358.48, 2,791,926.48 and 663,217.28 is: 994,786.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,358.48 : 2,791,926.48 = 663,217.28 : x
  2. Step 2: Convert to fraction form
    1,861,358.48/2,791,926.48 = 663,217.28/x
  3. Step 3: Cross multiply
    1,861,358.48x = 2,791,926.48 × 663,217.28
  4. Step 4: Simplify right side
    1,861,358.48x = 1,851,653,886,025.57
  5. Step 5: Solve for x
    x = 1,851,653,886,025.57/1,861,358.48
  6. Step 6: Final answer
    x = 994,786.28

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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.