Home / 1,640,103.66-2,458,008.59-881,057.93

Finding the Fourth Proportional to 1,640,103.66, 2,458,008.59 and 881,057.93

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Solution

The fourth proportional to 1,640,103.66, 2,458,008.59 and 881,057.93 is: 1,320,433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,103.66 : 2,458,008.59 = 881,057.93 : x
  2. Step 2: Convert to fraction form
    1,640,103.66/2,458,008.59 = 881,057.93/x
  3. Step 3: Cross multiply
    1,640,103.66x = 2,458,008.59 × 881,057.93
  4. Step 4: Simplify right side
    1,640,103.66x = 2,165,647,943,532.29
  5. Step 5: Solve for x
    x = 2,165,647,943,532.29/1,640,103.66
  6. Step 6: Final answer
    x = 1,320,433.58

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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.