Home / 3,005,720.38-4,148,520.06-2,763,619.48

Finding the Fourth Proportional to 3,005,720.38, 4,148,520.06 and 2,763,619.48

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Solution

The fourth proportional to 3,005,720.38, 4,148,520.06 and 2,763,619.48 is: 3,814,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,720.38 : 4,148,520.06 = 2,763,619.48 : x
  2. Step 2: Convert to fraction form
    3,005,720.38/4,148,520.06 = 2,763,619.48/x
  3. Step 3: Cross multiply
    3,005,720.38x = 4,148,520.06 × 2,763,619.48
  4. Step 4: Simplify right side
    3,005,720.38x = 11,464,930,850,986.77
  5. Step 5: Solve for x
    x = 11,464,930,850,986.77/3,005,720.38
  6. Step 6: Final answer
    x = 3,814,370.40

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1.5x scale

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.