Home / 2,612,594.09-3,919,138.47-1,015,280.36

Finding the Fourth Proportional to 2,612,594.09, 3,919,138.47 and 1,015,280.36

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Solution

The fourth proportional to 2,612,594.09, 3,919,138.47 and 1,015,280.36 is: 1,523,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612,594.09 : 3,919,138.47 = 1,015,280.36 : x
  2. Step 2: Convert to fraction form
    2,612,594.09/3,919,138.47 = 1,015,280.36/x
  3. Step 3: Cross multiply
    2,612,594.09x = 3,919,138.47 × 1,015,280.36
  4. Step 4: Simplify right side
    2,612,594.09x = 3,979,024,297,115.76
  5. Step 5: Solve for x
    x = 3,979,024,297,115.76/2,612,594.09
  6. Step 6: Final answer
    x = 1,523,016.65

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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.