Home / 1,325,911.33-1,829,671.44-781,922.44

Finding the Fourth Proportional to 1,325,911.33, 1,829,671.44 and 781,922.44

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Solution

The fourth proportional to 1,325,911.33, 1,829,671.44 and 781,922.44 is: 1,079,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,911.33 : 1,829,671.44 = 781,922.44 : x
  2. Step 2: Convert to fraction form
    1,325,911.33/1,829,671.44 = 781,922.44/x
  3. Step 3: Cross multiply
    1,325,911.33x = 1,829,671.44 × 781,922.44
  4. Step 4: Simplify right side
    1,325,911.33x = 1,430,661,156,763.11
  5. Step 5: Solve for x
    x = 1,430,661,156,763.11/1,325,911.33
  6. Step 6: Final answer
    x = 1,079,002.14

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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.