Home / 1,259,802.54-1,738,537.68-686,846.88

Finding the Fourth Proportional to 1,259,802.54, 1,738,537.68 and 686,846.88

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Solution

The fourth proportional to 1,259,802.54, 1,738,537.68 and 686,846.88 is: 947,854.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,802.54 : 1,738,537.68 = 686,846.88 : x
  2. Step 2: Convert to fraction form
    1,259,802.54/1,738,537.68 = 686,846.88/x
  3. Step 3: Cross multiply
    1,259,802.54x = 1,738,537.68 × 686,846.88
  4. Step 4: Simplify right side
    1,259,802.54x = 1,194,109,181,270.44
  5. Step 5: Solve for x
    x = 1,194,109,181,270.44/1,259,802.54
  6. Step 6: Final answer
    x = 947,854.24

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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.