Home / 5,805,885.66-8,712,791.37-2,019,330.78

Finding the Fourth Proportional to 5,805,885.66, 8,712,791.37 and 2,019,330.78

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Solution

The fourth proportional to 5,805,885.66, 8,712,791.37 and 2,019,330.78 is: 3,030,374.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805,885.66 : 8,712,791.37 = 2,019,330.78 : x
  2. Step 2: Convert to fraction form
    5,805,885.66/8,712,791.37 = 2,019,330.78/x
  3. Step 3: Cross multiply
    5,805,885.66x = 8,712,791.37 × 2,019,330.78
  4. Step 4: Simplify right side
    5,805,885.66x = 17,594,007,793,159.37
  5. Step 5: Solve for x
    x = 17,594,007,793,159.37/5,805,885.66
  6. Step 6: Final answer
    x = 3,030,374.49

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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.