Home / 1,325,634.60-1,829,454.11-998,370.40

Finding the Fourth Proportional to 1,325,634.60, 1,829,454.11 and 998,370.40

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Solution

The fourth proportional to 1,325,634.60, 1,829,454.11 and 998,370.40 is: 1,377,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,634.60 : 1,829,454.11 = 998,370.40 : x
  2. Step 2: Convert to fraction form
    1,325,634.60/1,829,454.11 = 998,370.40/x
  3. Step 3: Cross multiply
    1,325,634.60x = 1,829,454.11 × 998,370.40
  4. Step 4: Simplify right side
    1,325,634.60x = 1,826,472,817,443.22
  5. Step 5: Solve for x
    x = 1,826,472,817,443.22/1,325,634.60
  6. Step 6: Final answer
    x = 1,377,810.16

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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.