Home / 988,704.09-1,364,422.38-580,823.12

Finding the Fourth Proportional to 988,704.09, 1,364,422.38 and 580,823.12

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Solution

The fourth proportional to 988,704.09, 1,364,422.38 and 580,823.12 is: 801,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,704.09 : 1,364,422.38 = 580,823.12 : x
  2. Step 2: Convert to fraction form
    988,704.09/1,364,422.38 = 580,823.12/x
  3. Step 3: Cross multiply
    988,704.09x = 1,364,422.38 × 580,823.12
  4. Step 4: Simplify right side
    988,704.09x = 792,488,069,066.34
  5. Step 5: Solve for x
    x = 792,488,069,066.34/988,704.09
  6. Step 6: Final answer
    x = 801,542.22

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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.