Home / 6,469,710.30-9,702,904.14-1,919,682.86

Finding the Fourth Proportional to 6,469,710.30, 9,702,904.14 and 1,919,682.86

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Solution

The fourth proportional to 6,469,710.30, 9,702,904.14 and 1,919,682.86 is: 2,879,031.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,710.30 : 9,702,904.14 = 1,919,682.86 : x
  2. Step 2: Convert to fraction form
    6,469,710.30/9,702,904.14 = 1,919,682.86/x
  3. Step 3: Cross multiply
    6,469,710.30x = 9,702,904.14 × 1,919,682.86
  4. Step 4: Simplify right side
    6,469,710.30x = 18,626,498,721,266.52
  5. Step 5: Solve for x
    x = 18,626,498,721,266.52/6,469,710.30
  6. Step 6: Final answer
    x = 2,879,031.34

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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.