Home / 4,186,105.20-6,279,618.60-1,527,289.20

Finding the Fourth Proportional to 4,186,105.20, 6,279,618.60 and 1,527,289.20

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Solution

The fourth proportional to 4,186,105.20, 6,279,618.60 and 1,527,289.20 is: 2,291,101.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186,105.20 : 6,279,618.60 = 1,527,289.20 : x
  2. Step 2: Convert to fraction form
    4,186,105.20/6,279,618.60 = 1,527,289.20/x
  3. Step 3: Cross multiply
    4,186,105.20x = 6,279,618.60 × 1,527,289.20
  4. Step 4: Simplify right side
    4,186,105.20x = 9,590,793,667,899.12
  5. Step 5: Solve for x
    x = 9,590,793,667,899.12/4,186,105.20
  6. Step 6: Final answer
    x = 2,291,101.92

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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.