Home / 2,815,893.52-4,224,261.78-1,019,197.36

Finding the Fourth Proportional to 2,815,893.52, 4,224,261.78 and 1,019,197.36

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Solution

The fourth proportional to 2,815,893.52, 4,224,261.78 and 1,019,197.36 is: 1,528,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,893.52 : 4,224,261.78 = 1,019,197.36 : x
  2. Step 2: Convert to fraction form
    2,815,893.52/4,224,261.78 = 1,019,197.36/x
  3. Step 3: Cross multiply
    2,815,893.52x = 4,224,261.78 × 1,019,197.36
  4. Step 4: Simplify right side
    2,815,893.52x = 4,305,356,454,124.90
  5. Step 5: Solve for x
    x = 4,305,356,454,124.90/2,815,893.52
  6. Step 6: Final answer
    x = 1,528,948.60

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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.