Home / 2,062,278.51-3,089,757.65-861,558.27

Finding the Fourth Proportional to 2,062,278.51, 3,089,757.65 and 861,558.27

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Solution

The fourth proportional to 2,062,278.51, 3,089,757.65 and 861,558.27 is: 1,290,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,062,278.51 : 3,089,757.65 = 861,558.27 : x
  2. Step 2: Convert to fraction form
    2,062,278.51/3,089,757.65 = 861,558.27/x
  3. Step 3: Cross multiply
    2,062,278.51x = 3,089,757.65 × 861,558.27
  4. Step 4: Simplify right side
    2,062,278.51x = 2,662,006,251,345.47
  5. Step 5: Solve for x
    x = 2,662,006,251,345.47/2,062,278.51
  6. Step 6: Final answer
    x = 1,290,808.32

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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.