Home / 3,406,627.20-5,109,940.80-1,608,919.68

Finding the Fourth Proportional to 3,406,627.20, 5,109,940.80 and 1,608,919.68

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Solution

The fourth proportional to 3,406,627.20, 5,109,940.80 and 1,608,919.68 is: 2,413,379.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,627.20 : 5,109,940.80 = 1,608,919.68 : x
  2. Step 2: Convert to fraction form
    3,406,627.20/5,109,940.80 = 1,608,919.68/x
  3. Step 3: Cross multiply
    3,406,627.20x = 5,109,940.80 × 1,608,919.68
  4. Step 4: Simplify right side
    3,406,627.20x = 8,221,484,316,754.94
  5. Step 5: Solve for x
    x = 8,221,484,316,754.94/3,406,627.20
  6. Step 6: Final answer
    x = 2,413,379.52

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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.