Home / 1,517,709.87-2,276,510.49-380,481.48

Finding the Fourth Proportional to 1,517,709.87, 2,276,510.49 and 380,481.48

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Solution

The fourth proportional to 1,517,709.87, 2,276,510.49 and 380,481.48 is: 570,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,709.87 : 2,276,510.49 = 380,481.48 : x
  2. Step 2: Convert to fraction form
    1,517,709.87/2,276,510.49 = 380,481.48/x
  3. Step 3: Cross multiply
    1,517,709.87x = 2,276,510.49 × 380,481.48
  4. Step 4: Simplify right side
    1,517,709.87x = 866,170,080,470.73
  5. Step 5: Solve for x
    x = 866,170,080,470.73/1,517,709.87
  6. Step 6: Final answer
    x = 570,708.60

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1.5x scale

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.