Home / 1,136,623.88-1,568,533.20-627,326.30

Finding the Fourth Proportional to 1,136,623.88, 1,568,533.20 and 627,326.30

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Solution

The fourth proportional to 1,136,623.88, 1,568,533.20 and 627,326.30 is: 865,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,623.88 : 1,568,533.20 = 627,326.30 : x
  2. Step 2: Convert to fraction form
    1,136,623.88/1,568,533.20 = 627,326.30/x
  3. Step 3: Cross multiply
    1,136,623.88x = 1,568,533.20 × 627,326.30
  4. Step 4: Simplify right side
    1,136,623.88x = 983,982,128,783.16
  5. Step 5: Solve for x
    x = 983,982,128,783.16/1,136,623.88
  6. Step 6: Final answer
    x = 865,706.01

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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.