Home / 989,180.27-1,364,635.35-581,098.01

Finding the Fourth Proportional to 989,180.27, 1,364,635.35 and 581,098.01

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Solution

The fourth proportional to 989,180.27, 1,364,635.35 and 581,098.01 is: 801,660.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,180.27 : 1,364,635.35 = 581,098.01 : x
  2. Step 2: Convert to fraction form
    989,180.27/1,364,635.35 = 581,098.01/x
  3. Step 3: Cross multiply
    989,180.27x = 1,364,635.35 × 581,098.01
  4. Step 4: Simplify right side
    989,180.27x = 792,986,879,437.48
  5. Step 5: Solve for x
    x = 792,986,879,437.48/989,180.27
  6. Step 6: Final answer
    x = 801,660.64

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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.