Home / 1,517,559.80-2,276,339.70-395,628.80

Finding the Fourth Proportional to 1,517,559.80, 2,276,339.70 and 395,628.80

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Solution

The fourth proportional to 1,517,559.80, 2,276,339.70 and 395,628.80 is: 593,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,559.80 : 2,276,339.70 = 395,628.80 : x
  2. Step 2: Convert to fraction form
    1,517,559.80/2,276,339.70 = 395,628.80/x
  3. Step 3: Cross multiply
    1,517,559.80x = 2,276,339.70 × 395,628.80
  4. Step 4: Simplify right side
    1,517,559.80x = 900,585,543,903.36
  5. Step 5: Solve for x
    x = 900,585,543,903.36/1,517,559.80
  6. Step 6: Final answer
    x = 593,443.20

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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.