Home / 3,063,381.66-4,227,431.72-1,686,696.48

Finding the Fourth Proportional to 3,063,381.66, 4,227,431.72 and 1,686,696.48

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Solution

The fourth proportional to 3,063,381.66, 4,227,431.72 and 1,686,696.48 is: 2,327,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063,381.66 : 4,227,431.72 = 1,686,696.48 : x
  2. Step 2: Convert to fraction form
    3,063,381.66/4,227,431.72 = 1,686,696.48/x
  3. Step 3: Cross multiply
    3,063,381.66x = 4,227,431.72 × 1,686,696.48
  4. Step 4: Simplify right side
    3,063,381.66x = 7,130,394,193,130.86
  5. Step 5: Solve for x
    x = 7,130,394,193,130.86/3,063,381.66
  6. Step 6: Final answer
    x = 2,327,621.88

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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.