Home / 2,778,358.91-4,167,514.96-2,171,657.52

Finding the Fourth Proportional to 2,778,358.91, 4,167,514.96 and 2,171,657.52

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Solution

The fourth proportional to 2,778,358.91, 4,167,514.96 and 2,171,657.52 is: 3,257,467.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,358.91 : 4,167,514.96 = 2,171,657.52 : x
  2. Step 2: Convert to fraction form
    2,778,358.91/4,167,514.96 = 2,171,657.52/x
  3. Step 3: Cross multiply
    2,778,358.91x = 4,167,514.96 × 2,171,657.52
  4. Step 4: Simplify right side
    2,778,358.91x = 9,050,415,197,167.36
  5. Step 5: Solve for x
    x = 9,050,415,197,167.36/2,778,358.91
  6. Step 6: Final answer
    x = 3,257,467.99

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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.