Home / 1,865,905.90-2,794,711.65-1,617,073.90

Finding the Fourth Proportional to 1,865,905.90, 2,794,711.65 and 1,617,073.90

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Solution

The fourth proportional to 1,865,905.90, 2,794,711.65 and 1,617,073.90 is: 2,422,016.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,905.90 : 2,794,711.65 = 1,617,073.90 : x
  2. Step 2: Convert to fraction form
    1,865,905.90/2,794,711.65 = 1,617,073.90/x
  3. Step 3: Cross multiply
    1,865,905.90x = 2,794,711.65 × 1,617,073.90
  4. Step 4: Simplify right side
    1,865,905.90x = 4,519,255,267,240.93
  5. Step 5: Solve for x
    x = 4,519,255,267,240.93/1,865,905.90
  6. Step 6: Final answer
    x = 2,422,016.71

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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.