Home / 1,043,186.20-1,439,939.10-613,445.56

Finding the Fourth Proportional to 1,043,186.20, 1,439,939.10 and 613,445.56

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Solution

The fourth proportional to 1,043,186.20, 1,439,939.10 and 613,445.56 is: 846,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,186.20 : 1,439,939.10 = 613,445.56 : x
  2. Step 2: Convert to fraction form
    1,043,186.20/1,439,939.10 = 613,445.56/x
  3. Step 3: Cross multiply
    1,043,186.20x = 1,439,939.10 × 613,445.56
  4. Step 4: Simplify right side
    1,043,186.20x = 883,324,247,565.40
  5. Step 5: Solve for x
    x = 883,324,247,565.40/1,043,186.20
  6. Step 6: Final answer
    x = 846,756.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.