Home / 1,584,217.50-2,186,358.39-868,963.74

Finding the Fourth Proportional to 1,584,217.50, 2,186,358.39 and 868,963.74

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Solution

The fourth proportional to 1,584,217.50, 2,186,358.39 and 868,963.74 is: 1,199,245.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,217.50 : 2,186,358.39 = 868,963.74 : x
  2. Step 2: Convert to fraction form
    1,584,217.50/2,186,358.39 = 868,963.74/x
  3. Step 3: Cross multiply
    1,584,217.50x = 2,186,358.39 × 868,963.74
  4. Step 4: Simplify right side
    1,584,217.50x = 1,899,866,163,554.78
  5. Step 5: Solve for x
    x = 1,899,866,163,554.78/1,584,217.50
  6. Step 6: Final answer
    x = 1,199,245.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.