Home / 2,839,761.60-4,259,642.40-1,776,004.80

Finding the Fourth Proportional to 2,839,761.60, 4,259,642.40 and 1,776,004.80

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Solution

The fourth proportional to 2,839,761.60, 4,259,642.40 and 1,776,004.80 is: 2,664,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,761.60 : 4,259,642.40 = 1,776,004.80 : x
  2. Step 2: Convert to fraction form
    2,839,761.60/4,259,642.40 = 1,776,004.80/x
  3. Step 3: Cross multiply
    2,839,761.60x = 4,259,642.40 × 1,776,004.80
  4. Step 4: Simplify right side
    2,839,761.60x = 7,565,145,348,683.52
  5. Step 5: Solve for x
    x = 7,565,145,348,683.52/2,839,761.60
  6. Step 6: Final answer
    x = 2,664,007.20

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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.