Home / 3,888,047.40-5,829,306.30-1,490,965.80

Finding the Fourth Proportional to 3,888,047.40, 5,829,306.30 and 1,490,965.80

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Solution

The fourth proportional to 3,888,047.40, 5,829,306.30 and 1,490,965.80 is: 2,235,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,047.40 : 5,829,306.30 = 1,490,965.80 : x
  2. Step 2: Convert to fraction form
    3,888,047.40/5,829,306.30 = 1,490,965.80/x
  3. Step 3: Cross multiply
    3,888,047.40x = 5,829,306.30 × 1,490,965.80
  4. Step 4: Simplify right side
    3,888,047.40x = 8,691,296,331,024.54
  5. Step 5: Solve for x
    x = 8,691,296,331,024.54/3,888,047.40
  6. Step 6: Final answer
    x = 2,235,388.47

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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.