Home / 3,456,191.20-5,181,694.80-1,774,501.60

Finding the Fourth Proportional to 3,456,191.20, 5,181,694.80 and 1,774,501.60

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Solution

The fourth proportional to 3,456,191.20, 5,181,694.80 and 1,774,501.60 is: 2,660,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,191.20 : 5,181,694.80 = 1,774,501.60 : x
  2. Step 2: Convert to fraction form
    3,456,191.20/5,181,694.80 = 1,774,501.60/x
  3. Step 3: Cross multiply
    3,456,191.20x = 5,181,694.80 × 1,774,501.60
  4. Step 4: Simplify right side
    3,456,191.20x = 9,194,925,713,311.68
  5. Step 5: Solve for x
    x = 9,194,925,713,311.68/3,456,191.20
  6. Step 6: Final answer
    x = 2,660,421.60

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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.