Home / 1,606,349.31-2,216,779.16-881,198.43

Finding the Fourth Proportional to 1,606,349.31, 2,216,779.16 and 881,198.43

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Solution

The fourth proportional to 1,606,349.31, 2,216,779.16 and 881,198.43 is: 1,216,063.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,349.31 : 2,216,779.16 = 881,198.43 : x
  2. Step 2: Convert to fraction form
    1,606,349.31/2,216,779.16 = 881,198.43/x
  3. Step 3: Cross multiply
    1,606,349.31x = 2,216,779.16 × 881,198.43
  4. Step 4: Simplify right side
    1,606,349.31x = 1,953,422,311,042.73
  5. Step 5: Solve for x
    x = 1,953,422,311,042.73/1,606,349.31
  6. Step 6: Final answer
    x = 1,216,063.22

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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.