Home / 5,678,489.20-8,514,623.40-2,308,889.20

Finding the Fourth Proportional to 5,678,489.20, 8,514,623.40 and 2,308,889.20

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Solution

The fourth proportional to 5,678,489.20, 8,514,623.40 and 2,308,889.20 is: 3,462,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,489.20 : 8,514,623.40 = 2,308,889.20 : x
  2. Step 2: Convert to fraction form
    5,678,489.20/8,514,623.40 = 2,308,889.20/x
  3. Step 3: Cross multiply
    5,678,489.20x = 8,514,623.40 × 2,308,889.20
  4. Step 4: Simplify right side
    5,678,489.20x = 19,659,322,010,327.28
  5. Step 5: Solve for x
    x = 19,659,322,010,327.28/5,678,489.20
  6. Step 6: Final answer
    x = 3,462,069.10

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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.