Home / 992,198.22-1,487,815.88-581,979.60

Finding the Fourth Proportional to 992,198.22, 1,487,815.88 and 581,979.60

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Solution

The fourth proportional to 992,198.22, 1,487,815.88 and 581,979.60 is: 872,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,198.22 : 1,487,815.88 = 581,979.60 : x
  2. Step 2: Convert to fraction form
    992,198.22/1,487,815.88 = 581,979.60/x
  3. Step 3: Cross multiply
    992,198.22x = 1,487,815.88 × 581,979.60
  4. Step 4: Simplify right side
    992,198.22x = 865,878,490,716.05
  5. Step 5: Solve for x
    x = 865,878,490,716.05/992,198.22
  6. Step 6: Final answer
    x = 872,687.00

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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.