Home / 3,194,218.50-4,788,965.79-1,931,765.46

Finding the Fourth Proportional to 3,194,218.50, 4,788,965.79 and 1,931,765.46

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Solution

The fourth proportional to 3,194,218.50, 4,788,965.79 and 1,931,765.46 is: 2,896,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194,218.50 : 4,788,965.79 = 1,931,765.46 : x
  2. Step 2: Convert to fraction form
    3,194,218.50/4,788,965.79 = 1,931,765.46/x
  3. Step 3: Cross multiply
    3,194,218.50x = 4,788,965.79 × 1,931,765.46
  4. Step 4: Simplify right side
    3,194,218.50x = 9,251,158,702,243.61
  5. Step 5: Solve for x
    x = 9,251,158,702,243.61/3,194,218.50
  6. Step 6: Final answer
    x = 2,896,219.75

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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.