Home / 2,017,013.20-3,026,054.40-879,287.20

Finding the Fourth Proportional to 2,017,013.20, 3,026,054.40 and 879,287.20

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Solution

The fourth proportional to 2,017,013.20, 3,026,054.40 and 879,287.20 is: 1,319,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,013.20 : 3,026,054.40 = 879,287.20 : x
  2. Step 2: Convert to fraction form
    2,017,013.20/3,026,054.40 = 879,287.20/x
  3. Step 3: Cross multiply
    2,017,013.20x = 3,026,054.40 × 879,287.20
  4. Step 4: Simplify right side
    2,017,013.20x = 2,660,770,900,423.68
  5. Step 5: Solve for x
    x = 2,660,770,900,423.68/2,017,013.20
  6. Step 6: Final answer
    x = 1,319,163.85

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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.