Home / 2,966,615.80-4,449,923.70-836,672.20

Finding the Fourth Proportional to 2,966,615.80, 4,449,923.70 and 836,672.20

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Solution

The fourth proportional to 2,966,615.80, 4,449,923.70 and 836,672.20 is: 1,255,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966,615.80 : 4,449,923.70 = 836,672.20 : x
  2. Step 2: Convert to fraction form
    2,966,615.80/4,449,923.70 = 836,672.20/x
  3. Step 3: Cross multiply
    2,966,615.80x = 4,449,923.70 × 836,672.20
  4. Step 4: Simplify right side
    2,966,615.80x = 3,723,127,451,911.14
  5. Step 5: Solve for x
    x = 3,723,127,451,911.14/2,966,615.80
  6. Step 6: Final answer
    x = 1,255,008.30

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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.