Home / 1,136,682.51-1,568,510.12-627,352.05

Finding the Fourth Proportional to 1,136,682.51, 1,568,510.12 and 627,352.05

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Solution

The fourth proportional to 1,136,682.51, 1,568,510.12 and 627,352.05 is: 865,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,682.51 : 1,568,510.12 = 627,352.05 : x
  2. Step 2: Convert to fraction form
    1,136,682.51/1,568,510.12 = 627,352.05/x
  3. Step 3: Cross multiply
    1,136,682.51x = 1,568,510.12 × 627,352.05
  4. Step 4: Simplify right side
    1,136,682.51x = 984,008,036,090.99
  5. Step 5: Solve for x
    x = 984,008,036,090.99/1,136,682.51
  6. Step 6: Final answer
    x = 865,684.15

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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.