Home / 2,069,124.45-3,103,650.45-931,081.20

Finding the Fourth Proportional to 2,069,124.45, 3,103,650.45 and 931,081.20

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Solution

The fourth proportional to 2,069,124.45, 3,103,650.45 and 931,081.20 is: 1,396,605.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,124.45 : 3,103,650.45 = 931,081.20 : x
  2. Step 2: Convert to fraction form
    2,069,124.45/3,103,650.45 = 931,081.20/x
  3. Step 3: Cross multiply
    2,069,124.45x = 3,103,650.45 × 931,081.20
  4. Step 4: Simplify right side
    2,069,124.45x = 2,889,750,585,366.54
  5. Step 5: Solve for x
    x = 2,889,750,585,366.54/2,069,124.45
  6. Step 6: Final answer
    x = 1,396,605.50

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Similar ratio
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1.5x scale

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.