Home / 1,610,808.82-2,222,869.17-885,655.78

Finding the Fourth Proportional to 1,610,808.82, 2,222,869.17 and 885,655.78

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Solution

The fourth proportional to 1,610,808.82, 2,222,869.17 and 885,655.78 is: 1,222,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,808.82 : 2,222,869.17 = 885,655.78 : x
  2. Step 2: Convert to fraction form
    1,610,808.82/2,222,869.17 = 885,655.78/x
  3. Step 3: Cross multiply
    1,610,808.82x = 2,222,869.17 × 885,655.78
  4. Step 4: Simplify right side
    1,610,808.82x = 1,968,696,928,594.30
  5. Step 5: Solve for x
    x = 1,968,696,928,594.30/1,610,808.82
  6. Step 6: Final answer
    x = 1,222,179.13

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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.