Home / 3,500,115.60-5,239,675.80-2,079,440.40

Finding the Fourth Proportional to 3,500,115.60, 5,239,675.80 and 2,079,440.40

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Solution

The fourth proportional to 3,500,115.60, 5,239,675.80 and 2,079,440.40 is: 3,112,923.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,115.60 : 5,239,675.80 = 2,079,440.40 : x
  2. Step 2: Convert to fraction form
    3,500,115.60/5,239,675.80 = 2,079,440.40/x
  3. Step 3: Cross multiply
    3,500,115.60x = 5,239,675.80 × 2,079,440.40
  4. Step 4: Simplify right side
    3,500,115.60x = 10,895,593,541,422.32
  5. Step 5: Solve for x
    x = 10,895,593,541,422.32/3,500,115.60
  6. Step 6: Final answer
    x = 3,112,923.91

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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.