Home / 1,180,718.47-1,771,007.09-694,673.21

Finding the Fourth Proportional to 1,180,718.47, 1,771,007.09 and 694,673.21

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Solution

The fourth proportional to 1,180,718.47, 1,771,007.09 and 694,673.21 is: 1,041,968.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,718.47 : 1,771,007.09 = 694,673.21 : x
  2. Step 2: Convert to fraction form
    1,180,718.47/1,771,007.09 = 694,673.21/x
  3. Step 3: Cross multiply
    1,180,718.47x = 1,771,007.09 × 694,673.21
  4. Step 4: Simplify right side
    1,180,718.47x = 1,230,271,181,097.21
  5. Step 5: Solve for x
    x = 1,230,271,181,097.21/1,180,718.47
  6. Step 6: Final answer
    x = 1,041,968.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.