Home / 1,241,568.80-1,861,959.54-531,406.16

Finding the Fourth Proportional to 1,241,568.80, 1,861,959.54 and 531,406.16

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Solution

The fourth proportional to 1,241,568.80, 1,861,959.54 and 531,406.16 is: 796,940.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,568.80 : 1,861,959.54 = 531,406.16 : x
  2. Step 2: Convert to fraction form
    1,241,568.80/1,861,959.54 = 531,406.16/x
  3. Step 3: Cross multiply
    1,241,568.80x = 1,861,959.54 × 531,406.16
  4. Step 4: Simplify right side
    1,241,568.80x = 989,456,769,226.77
  5. Step 5: Solve for x
    x = 989,456,769,226.77/1,241,568.80
  6. Step 6: Final answer
    x = 796,940.75

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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.