Home / 1,326,192.52-1,989,654.41-528,034.57

Finding the Fourth Proportional to 1,326,192.52, 1,989,654.41 and 528,034.57

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Solution

The fourth proportional to 1,326,192.52, 1,989,654.41 and 528,034.57 is: 792,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,192.52 : 1,989,654.41 = 528,034.57 : x
  2. Step 2: Convert to fraction form
    1,326,192.52/1,989,654.41 = 528,034.57/x
  3. Step 3: Cross multiply
    1,326,192.52x = 1,989,654.41 × 528,034.57
  4. Step 4: Simplify right side
    1,326,192.52x = 1,050,606,310,832.95
  5. Step 5: Solve for x
    x = 1,050,606,310,832.95/1,326,192.52
  6. Step 6: Final answer
    x = 792,197.43

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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.