Home / 1,136,967.12-1,568,973.51-627,658.56

Finding the Fourth Proportional to 1,136,967.12, 1,568,973.51 and 627,658.56

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Solution

The fourth proportional to 1,136,967.12, 1,568,973.51 and 627,658.56 is: 866,146.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,967.12 : 1,568,973.51 = 627,658.56 : x
  2. Step 2: Convert to fraction form
    1,136,967.12/1,568,973.51 = 627,658.56/x
  3. Step 3: Cross multiply
    1,136,967.12x = 1,568,973.51 × 627,658.56
  4. Step 4: Simplify right side
    1,136,967.12x = 984,779,653,964.75
  5. Step 5: Solve for x
    x = 984,779,653,964.75/1,136,967.12
  6. Step 6: Final answer
    x = 866,146.12

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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.