Home / 2,176,062.40-3,264,554.40-659,620.80

Finding the Fourth Proportional to 2,176,062.40, 3,264,554.40 and 659,620.80

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Solution

The fourth proportional to 2,176,062.40, 3,264,554.40 and 659,620.80 is: 989,570.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,062.40 : 3,264,554.40 = 659,620.80 : x
  2. Step 2: Convert to fraction form
    2,176,062.40/3,264,554.40 = 659,620.80/x
  3. Step 3: Cross multiply
    2,176,062.40x = 3,264,554.40 × 659,620.80
  4. Step 4: Simplify right side
    2,176,062.40x = 2,153,367,984,971.52
  5. Step 5: Solve for x
    x = 2,153,367,984,971.52/2,176,062.40
  6. Step 6: Final answer
    x = 989,570.88

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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.