Home / 1,282,623.20-1,922,665.80-607,517.90

Finding the Fourth Proportional to 1,282,623.20, 1,922,665.80 and 607,517.90

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Solution

The fourth proportional to 1,282,623.20, 1,922,665.80 and 607,517.90 is: 910,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,623.20 : 1,922,665.80 = 607,517.90 : x
  2. Step 2: Convert to fraction form
    1,282,623.20/1,922,665.80 = 607,517.90/x
  3. Step 3: Cross multiply
    1,282,623.20x = 1,922,665.80 × 607,517.90
  4. Step 4: Simplify right side
    1,282,623.20x = 1,168,053,889,217.82
  5. Step 5: Solve for x
    x = 1,168,053,889,217.82/1,282,623.20
  6. Step 6: Final answer
    x = 910,675.78

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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.