Home / 1,324,219.65-1,986,425.82-554,945.19

Finding the Fourth Proportional to 1,324,219.65, 1,986,425.82 and 554,945.19

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Solution

The fourth proportional to 1,324,219.65, 1,986,425.82 and 554,945.19 is: 832,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,219.65 : 1,986,425.82 = 554,945.19 : x
  2. Step 2: Convert to fraction form
    1,324,219.65/1,986,425.82 = 554,945.19/x
  3. Step 3: Cross multiply
    1,324,219.65x = 1,986,425.82 × 554,945.19
  4. Step 4: Simplify right side
    1,324,219.65x = 1,102,357,454,100.81
  5. Step 5: Solve for x
    x = 1,102,357,454,100.81/1,324,219.65
  6. Step 6: Final answer
    x = 832,458.16

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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.