Home / 3,032,745.93-4,178,076.66-2,113,306.54

Finding the Fourth Proportional to 3,032,745.93, 4,178,076.66 and 2,113,306.54

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Solution

The fourth proportional to 3,032,745.93, 4,178,076.66 and 2,113,306.54 is: 2,911,406.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032,745.93 : 4,178,076.66 = 2,113,306.54 : x
  2. Step 2: Convert to fraction form
    3,032,745.93/4,178,076.66 = 2,113,306.54/x
  3. Step 3: Cross multiply
    3,032,745.93x = 4,178,076.66 × 2,113,306.54
  4. Step 4: Simplify right side
    3,032,745.93x = 8,829,556,719,754.17
  5. Step 5: Solve for x
    x = 8,829,556,719,754.17/3,032,745.93
  6. Step 6: Final answer
    x = 2,911,406.67

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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.