Home / 1,311,671.57-1,810,082.46-714,944.33

Finding the Fourth Proportional to 1,311,671.57, 1,810,082.46 and 714,944.33

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Solution

The fourth proportional to 1,311,671.57, 1,810,082.46 and 714,944.33 is: 986,609.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,671.57 : 1,810,082.46 = 714,944.33 : x
  2. Step 2: Convert to fraction form
    1,311,671.57/1,810,082.46 = 714,944.33/x
  3. Step 3: Cross multiply
    1,311,671.57x = 1,810,082.46 × 714,944.33
  4. Step 4: Simplify right side
    1,311,671.57x = 1,294,108,182,559.04
  5. Step 5: Solve for x
    x = 1,294,108,182,559.04/1,311,671.57
  6. Step 6: Final answer
    x = 986,609.92

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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.