Home / 1,136,664.73-1,568,485.65-627,334.30

Finding the Fourth Proportional to 1,136,664.73, 1,568,485.65 and 627,334.30

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Solution

The fourth proportional to 1,136,664.73, 1,568,485.65 and 627,334.30 is: 865,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,664.73 : 1,568,485.65 = 627,334.30 : x
  2. Step 2: Convert to fraction form
    1,136,664.73/1,568,485.65 = 627,334.30/x
  3. Step 3: Cross multiply
    1,136,664.73x = 1,568,485.65 × 627,334.30
  4. Step 4: Simplify right side
    1,136,664.73x = 983,964,847,302.80
  5. Step 5: Solve for x
    x = 983,964,847,302.80/1,136,664.73
  6. Step 6: Final answer
    x = 865,659.70

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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.