Home / 4,095,372.80-6,143,059.20-1,255,115.90

Finding the Fourth Proportional to 4,095,372.80, 6,143,059.20 and 1,255,115.90

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Solution

The fourth proportional to 4,095,372.80, 6,143,059.20 and 1,255,115.90 is: 1,882,673.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095,372.80 : 6,143,059.20 = 1,255,115.90 : x
  2. Step 2: Convert to fraction form
    4,095,372.80/6,143,059.20 = 1,255,115.90/x
  3. Step 3: Cross multiply
    4,095,372.80x = 6,143,059.20 × 1,255,115.90
  4. Step 4: Simplify right side
    4,095,372.80x = 7,710,251,276,561.28
  5. Step 5: Solve for x
    x = 7,710,251,276,561.28/4,095,372.80
  6. Step 6: Final answer
    x = 1,882,673.85

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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.