Home / 1,820,896.41-2,512,837.17-1,005,100.30

Finding the Fourth Proportional to 1,820,896.41, 2,512,837.17 and 1,005,100.30

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Solution

The fourth proportional to 1,820,896.41, 2,512,837.17 and 1,005,100.30 is: 1,387,038.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,896.41 : 2,512,837.17 = 1,005,100.30 : x
  2. Step 2: Convert to fraction form
    1,820,896.41/2,512,837.17 = 1,005,100.30/x
  3. Step 3: Cross multiply
    1,820,896.41x = 2,512,837.17 × 1,005,100.30
  4. Step 4: Simplify right side
    1,820,896.41x = 2,525,653,387,136.06
  5. Step 5: Solve for x
    x = 2,525,653,387,136.06/1,820,896.41
  6. Step 6: Final answer
    x = 1,387,038.48

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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.