Home / 2,019,043.68-3,032,963.52-1,220,701.44

Finding the Fourth Proportional to 2,019,043.68, 3,032,963.52 and 1,220,701.44

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Solution

The fourth proportional to 2,019,043.68, 3,032,963.52 and 1,220,701.44 is: 1,833,711.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,043.68 : 3,032,963.52 = 1,220,701.44 : x
  2. Step 2: Convert to fraction form
    2,019,043.68/3,032,963.52 = 1,220,701.44/x
  3. Step 3: Cross multiply
    2,019,043.68x = 3,032,963.52 × 1,220,701.44
  4. Step 4: Simplify right side
    2,019,043.68x = 3,702,342,936,331.47
  5. Step 5: Solve for x
    x = 3,702,342,936,331.47/2,019,043.68
  6. Step 6: Final answer
    x = 1,833,711.16

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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.