Home / 1,298,524.80-1,947,787.20-1,204,046.40

Finding the Fourth Proportional to 1,298,524.80, 1,947,787.20 and 1,204,046.40

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Solution

The fourth proportional to 1,298,524.80, 1,947,787.20 and 1,204,046.40 is: 1,806,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,524.80 : 1,947,787.20 = 1,204,046.40 : x
  2. Step 2: Convert to fraction form
    1,298,524.80/1,947,787.20 = 1,204,046.40/x
  3. Step 3: Cross multiply
    1,298,524.80x = 1,947,787.20 × 1,204,046.40
  4. Step 4: Simplify right side
    1,298,524.80x = 2,345,226,166,126.08
  5. Step 5: Solve for x
    x = 2,345,226,166,126.08/1,298,524.80
  6. Step 6: Final answer
    x = 1,806,069.60

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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.