Home / 1,136,665.73-1,568,487.03-627,335.30

Finding the Fourth Proportional to 1,136,665.73, 1,568,487.03 and 627,335.30

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Solution

The fourth proportional to 1,136,665.73, 1,568,487.03 and 627,335.30 is: 865,661.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,665.73 : 1,568,487.03 = 627,335.30 : x
  2. Step 2: Convert to fraction form
    1,136,665.73/1,568,487.03 = 627,335.30/x
  3. Step 3: Cross multiply
    1,136,665.73x = 1,568,487.03 × 627,335.30
  4. Step 4: Simplify right side
    1,136,665.73x = 983,967,281,511.16
  5. Step 5: Solve for x
    x = 983,967,281,511.16/1,136,665.73
  6. Step 6: Final answer
    x = 865,661.08

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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.