Home / 2,990,732.40-4,486,098.60-2,759,785.20

Finding the Fourth Proportional to 2,990,732.40, 4,486,098.60 and 2,759,785.20

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Solution

The fourth proportional to 2,990,732.40, 4,486,098.60 and 2,759,785.20 is: 4,139,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,732.40 : 4,486,098.60 = 2,759,785.20 : x
  2. Step 2: Convert to fraction form
    2,990,732.40/4,486,098.60 = 2,759,785.20/x
  3. Step 3: Cross multiply
    2,990,732.40x = 4,486,098.60 × 2,759,785.20
  4. Step 4: Simplify right side
    2,990,732.40x = 12,380,668,522,020.72
  5. Step 5: Solve for x
    x = 12,380,668,522,020.72/2,990,732.40
  6. Step 6: Final answer
    x = 4,139,677.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.