Home / 1,327,945.05-1,992,877.11-528,766.02

Finding the Fourth Proportional to 1,327,945.05, 1,992,877.11 and 528,766.02

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Solution

The fourth proportional to 1,327,945.05, 1,992,877.11 and 528,766.02 is: 793,531.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,945.05 : 1,992,877.11 = 528,766.02 : x
  2. Step 2: Convert to fraction form
    1,327,945.05/1,992,877.11 = 528,766.02/x
  3. Step 3: Cross multiply
    1,327,945.05x = 1,992,877.11 × 528,766.02
  4. Step 4: Simplify right side
    1,327,945.05x = 1,053,765,697,803.80
  5. Step 5: Solve for x
    x = 1,053,765,697,803.80/1,327,945.05
  6. Step 6: Final answer
    x = 793,531.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.