Home / 6,229,548.30-9,342,572.85-1,971,021.90

Finding the Fourth Proportional to 6,229,548.30, 9,342,572.85 and 1,971,021.90

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Solution

The fourth proportional to 6,229,548.30, 9,342,572.85 and 1,971,021.90 is: 2,955,979.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229,548.30 : 9,342,572.85 = 1,971,021.90 : x
  2. Step 2: Convert to fraction form
    6,229,548.30/9,342,572.85 = 1,971,021.90/x
  3. Step 3: Cross multiply
    6,229,548.30x = 9,342,572.85 × 1,971,021.90
  4. Step 4: Simplify right side
    6,229,548.30x = 18,414,415,689,695.41
  5. Step 5: Solve for x
    x = 18,414,415,689,695.41/6,229,548.30
  6. Step 6: Final answer
    x = 2,955,979.28

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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.