Home / 2,108,747.60-3,163,121.40-2,005,528.40

Finding the Fourth Proportional to 2,108,747.60, 3,163,121.40 and 2,005,528.40

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Solution

The fourth proportional to 2,108,747.60, 3,163,121.40 and 2,005,528.40 is: 3,008,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,747.60 : 3,163,121.40 = 2,005,528.40 : x
  2. Step 2: Convert to fraction form
    2,108,747.60/3,163,121.40 = 2,005,528.40/x
  3. Step 3: Cross multiply
    2,108,747.60x = 3,163,121.40 × 2,005,528.40
  4. Step 4: Simplify right side
    2,108,747.60x = 6,343,729,800,347.76
  5. Step 5: Solve for x
    x = 6,343,729,800,347.76/2,108,747.60
  6. Step 6: Final answer
    x = 3,008,292.60

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Double scale
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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.