Home / 2,176,114.40-3,264,632.40-659,672.80

Finding the Fourth Proportional to 2,176,114.40, 3,264,632.40 and 659,672.80

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Solution

The fourth proportional to 2,176,114.40, 3,264,632.40 and 659,672.80 is: 989,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,114.40 : 3,264,632.40 = 659,672.80 : x
  2. Step 2: Convert to fraction form
    2,176,114.40/3,264,632.40 = 659,672.80/x
  3. Step 3: Cross multiply
    2,176,114.40x = 3,264,632.40 × 659,672.80
  4. Step 4: Simplify right side
    2,176,114.40x = 2,153,589,196,278.72
  5. Step 5: Solve for x
    x = 2,153,589,196,278.72/2,176,114.40
  6. Step 6: Final answer
    x = 989,648.89

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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.