Home / 4,112,542.56-5,675,486.04-2,277,000.78

Finding the Fourth Proportional to 4,112,542.56, 5,675,486.04 and 2,277,000.78

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Solution

The fourth proportional to 4,112,542.56, 5,675,486.04 and 2,277,000.78 is: 3,142,359.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112,542.56 : 5,675,486.04 = 2,277,000.78 : x
  2. Step 2: Convert to fraction form
    4,112,542.56/5,675,486.04 = 2,277,000.78/x
  3. Step 3: Cross multiply
    4,112,542.56x = 5,675,486.04 × 2,277,000.78
  4. Step 4: Simplify right side
    4,112,542.56x = 12,923,086,139,959.11
  5. Step 5: Solve for x
    x = 12,923,086,139,959.11/4,112,542.56
  6. Step 6: Final answer
    x = 3,142,359.25

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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.