Home / 1,642,536.24-2,266,675.56-917,396.16

Finding the Fourth Proportional to 1,642,536.24, 2,266,675.56 and 917,396.16

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Solution

The fourth proportional to 1,642,536.24, 2,266,675.56 and 917,396.16 is: 1,265,993.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,536.24 : 2,266,675.56 = 917,396.16 : x
  2. Step 2: Convert to fraction form
    1,642,536.24/2,266,675.56 = 917,396.16/x
  3. Step 3: Cross multiply
    1,642,536.24x = 2,266,675.56 × 917,396.16
  4. Step 4: Simplify right side
    1,642,536.24x = 2,079,439,454,709.85
  5. Step 5: Solve for x
    x = 2,079,439,454,709.85/1,642,536.24
  6. Step 6: Final answer
    x = 1,265,993.04

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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.