Home / 5,097,851.31-7,646,930.36-1,259,673.51

Finding the Fourth Proportional to 5,097,851.31, 7,646,930.36 and 1,259,673.51

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Solution

The fourth proportional to 5,097,851.31, 7,646,930.36 and 1,259,673.51 is: 1,889,548.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097,851.31 : 7,646,930.36 = 1,259,673.51 : x
  2. Step 2: Convert to fraction form
    5,097,851.31/7,646,930.36 = 1,259,673.51/x
  3. Step 3: Cross multiply
    5,097,851.31x = 7,646,930.36 × 1,259,673.51
  4. Step 4: Simplify right side
    5,097,851.31x = 9,632,635,601,008.40
  5. Step 5: Solve for x
    x = 9,632,635,601,008.40/5,097,851.31
  6. Step 6: Final answer
    x = 1,889,548.17

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Why These Related Problems?

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