Home / 1,136,736.95-1,568,697.12-627,439.46

Finding the Fourth Proportional to 1,136,736.95, 1,568,697.12 and 627,439.46

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Solution

The fourth proportional to 1,136,736.95, 1,568,697.12 and 627,439.46 is: 865,866.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,736.95 : 1,568,697.12 = 627,439.46 : x
  2. Step 2: Convert to fraction form
    1,136,736.95/1,568,697.12 = 627,439.46/x
  3. Step 3: Cross multiply
    1,136,736.95x = 1,568,697.12 × 627,439.46
  4. Step 4: Simplify right side
    1,136,736.95x = 984,262,466,032.87
  5. Step 5: Solve for x
    x = 984,262,466,032.87/1,136,736.95
  6. Step 6: Final answer
    x = 865,866.52

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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.