Home / 1,653,812.82-2,282,121.57-1,000,682.10

Finding the Fourth Proportional to 1,653,812.82, 2,282,121.57 and 1,000,682.10

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Solution

The fourth proportional to 1,653,812.82, 2,282,121.57 and 1,000,682.10 is: 1,380,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,812.82 : 2,282,121.57 = 1,000,682.10 : x
  2. Step 2: Convert to fraction form
    1,653,812.82/2,282,121.57 = 1,000,682.10/x
  3. Step 3: Cross multiply
    1,653,812.82x = 2,282,121.57 × 1,000,682.10
  4. Step 4: Simplify right side
    1,653,812.82x = 2,283,678,205,122.90
  5. Step 5: Solve for x
    x = 2,283,678,205,122.90/1,653,812.82
  6. Step 6: Final answer
    x = 1,380,856.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.