Home / 2,772,052.60-4,158,078.90-1,874,507.80

Finding the Fourth Proportional to 2,772,052.60, 4,158,078.90 and 1,874,507.80

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Solution

The fourth proportional to 2,772,052.60, 4,158,078.90 and 1,874,507.80 is: 2,811,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,052.60 : 4,158,078.90 = 1,874,507.80 : x
  2. Step 2: Convert to fraction form
    2,772,052.60/4,158,078.90 = 1,874,507.80/x
  3. Step 3: Cross multiply
    2,772,052.60x = 4,158,078.90 × 1,874,507.80
  4. Step 4: Simplify right side
    2,772,052.60x = 7,794,351,331,065.42
  5. Step 5: Solve for x
    x = 7,794,351,331,065.42/2,772,052.60
  6. Step 6: Final answer
    x = 2,811,761.70

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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.