Home / 3,485,014.30-5,227,780.65-1,240,860.70

Finding the Fourth Proportional to 3,485,014.30, 5,227,780.65 and 1,240,860.70

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Solution

The fourth proportional to 3,485,014.30, 5,227,780.65 and 1,240,860.70 is: 1,861,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,014.30 : 5,227,780.65 = 1,240,860.70 : x
  2. Step 2: Convert to fraction form
    3,485,014.30/5,227,780.65 = 1,240,860.70/x
  3. Step 3: Cross multiply
    3,485,014.30x = 5,227,780.65 × 1,240,860.70
  4. Step 4: Simplify right side
    3,485,014.30x = 6,486,947,556,805.46
  5. Step 5: Solve for x
    x = 6,486,947,556,805.46/3,485,014.30
  6. Step 6: Final answer
    x = 1,861,383.34

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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.