Home / 988,707.09-1,364,426.52-580,826.13

Finding the Fourth Proportional to 988,707.09, 1,364,426.52 and 580,826.13

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Solution

The fourth proportional to 988,707.09, 1,364,426.52 and 580,826.13 is: 801,546.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,707.09 : 1,364,426.52 = 580,826.13 : x
  2. Step 2: Convert to fraction form
    988,707.09/1,364,426.52 = 580,826.13/x
  3. Step 3: Cross multiply
    988,707.09x = 1,364,426.52 × 580,826.13
  4. Step 4: Simplify right side
    988,707.09x = 792,494,575,280.97
  5. Step 5: Solve for x
    x = 792,494,575,280.97/988,707.09
  6. Step 6: Final answer
    x = 801,546.37

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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.