Home / 1,817,626.60-2,726,439.90-620,900.20

Finding the Fourth Proportional to 1,817,626.60, 2,726,439.90 and 620,900.20

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Solution

The fourth proportional to 1,817,626.60, 2,726,439.90 and 620,900.20 is: 931,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,626.60 : 2,726,439.90 = 620,900.20 : x
  2. Step 2: Convert to fraction form
    1,817,626.60/2,726,439.90 = 620,900.20/x
  3. Step 3: Cross multiply
    1,817,626.60x = 2,726,439.90 × 620,900.20
  4. Step 4: Simplify right side
    1,817,626.60x = 1,692,847,079,197.98
  5. Step 5: Solve for x
    x = 1,692,847,079,197.98/1,817,626.60
  6. Step 6: Final answer
    x = 931,350.30

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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.