Home / 1,241,834.68-1,862,945.34-400,471.48

Finding the Fourth Proportional to 1,241,834.68, 1,862,945.34 and 400,471.48

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Solution

The fourth proportional to 1,241,834.68, 1,862,945.34 and 400,471.48 is: 600,769.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,834.68 : 1,862,945.34 = 400,471.48 : x
  2. Step 2: Convert to fraction form
    1,241,834.68/1,862,945.34 = 400,471.48/x
  3. Step 3: Cross multiply
    1,241,834.68x = 1,862,945.34 × 400,471.48
  4. Step 4: Simplify right side
    1,241,834.68x = 746,056,477,468.90
  5. Step 5: Solve for x
    x = 746,056,477,468.90/1,241,834.68
  6. Step 6: Final answer
    x = 600,769.56

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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.