Home / 2,336,140.80-3,501,619.20-915,724.80

Finding the Fourth Proportional to 2,336,140.80, 3,501,619.20 and 915,724.80

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Solution

The fourth proportional to 2,336,140.80, 3,501,619.20 and 915,724.80 is: 1,372,571.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336,140.80 : 3,501,619.20 = 915,724.80 : x
  2. Step 2: Convert to fraction form
    2,336,140.80/3,501,619.20 = 915,724.80/x
  3. Step 3: Cross multiply
    2,336,140.80x = 3,501,619.20 × 915,724.80
  4. Step 4: Simplify right side
    2,336,140.80x = 3,206,519,541,596.16
  5. Step 5: Solve for x
    x = 3,206,519,541,596.16/2,336,140.80
  6. Step 6: Final answer
    x = 1,372,571.18

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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.