Home / 949,868.10-1,311,015.88-873,265.86

Finding the Fourth Proportional to 949,868.10, 1,311,015.88 and 873,265.86

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Solution

The fourth proportional to 949,868.10, 1,311,015.88 and 873,265.86 is: 1,205,288.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,868.10 : 1,311,015.88 = 873,265.86 : x
  2. Step 2: Convert to fraction form
    949,868.10/1,311,015.88 = 873,265.86/x
  3. Step 3: Cross multiply
    949,868.10x = 1,311,015.88 × 873,265.86
  4. Step 4: Simplify right side
    949,868.10x = 1,144,865,409,921.86
  5. Step 5: Solve for x
    x = 1,144,865,409,921.86/949,868.10
  6. Step 6: Final answer
    x = 1,205,288.83

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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.