Home / 1,325,914.60-1,829,713.76-810,531.66

Finding the Fourth Proportional to 1,325,914.60, 1,829,713.76 and 810,531.66

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Solution

The fourth proportional to 1,325,914.60, 1,829,713.76 and 810,531.66 is: 1,118,504.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,914.60 : 1,829,713.76 = 810,531.66 : x
  2. Step 2: Convert to fraction form
    1,325,914.60/1,829,713.76 = 810,531.66/x
  3. Step 3: Cross multiply
    1,325,914.60x = 1,829,713.76 × 810,531.66
  4. Step 4: Simplify right side
    1,325,914.60x = 1,483,040,931,217.64
  5. Step 5: Solve for x
    x = 1,483,040,931,217.64/1,325,914.60
  6. Step 6: Final answer
    x = 1,118,504.11

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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.