Home / 1,889,787.60-2,834,692.16-469,843.68

Finding the Fourth Proportional to 1,889,787.60, 2,834,692.16 and 469,843.68

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Solution

The fourth proportional to 1,889,787.60, 2,834,692.16 and 469,843.68 is: 704,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,787.60 : 2,834,692.16 = 469,843.68 : x
  2. Step 2: Convert to fraction form
    1,889,787.60/2,834,692.16 = 469,843.68/x
  3. Step 3: Cross multiply
    1,889,787.60x = 2,834,692.16 × 469,843.68
  4. Step 4: Simplify right side
    1,889,787.60x = 1,331,862,196,121.55
  5. Step 5: Solve for x
    x = 1,331,862,196,121.55/1,889,787.60
  6. Step 6: Final answer
    x = 704,768.20

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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.