Home / 2,840,282.71-3,919,621.30-1,551,161.02

Finding the Fourth Proportional to 2,840,282.71, 3,919,621.30 and 1,551,161.02

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Solution

The fourth proportional to 2,840,282.71, 3,919,621.30 and 1,551,161.02 is: 2,140,619.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,282.71 : 3,919,621.30 = 1,551,161.02 : x
  2. Step 2: Convert to fraction form
    2,840,282.71/3,919,621.30 = 1,551,161.02/x
  3. Step 3: Cross multiply
    2,840,282.71x = 3,919,621.30 × 1,551,161.02
  4. Step 4: Simplify right side
    2,840,282.71x = 6,079,963,773,721.73
  5. Step 5: Solve for x
    x = 6,079,963,773,721.73/2,840,282.71
  6. Step 6: Final answer
    x = 2,140,619.23

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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.