Home / 3,485,011.30-5,227,776.15-1,240,857.70

Finding the Fourth Proportional to 3,485,011.30, 5,227,776.15 and 1,240,857.70

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Solution

The fourth proportional to 3,485,011.30, 5,227,776.15 and 1,240,857.70 is: 1,861,378.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,011.30 : 5,227,776.15 = 1,240,857.70 : x
  2. Step 2: Convert to fraction form
    3,485,011.30/5,227,776.15 = 1,240,857.70/x
  3. Step 3: Cross multiply
    3,485,011.30x = 5,227,776.15 × 1,240,857.70
  4. Step 4: Simplify right side
    3,485,011.30x = 6,486,926,289,603.86
  5. Step 5: Solve for x
    x = 6,486,926,289,603.86/3,485,011.30
  6. Step 6: Final answer
    x = 1,861,378.84

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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.