Home / 3,815,145.96-5,718,733.02-2,802,762.60

Finding the Fourth Proportional to 3,815,145.96, 5,718,733.02 and 2,802,762.60

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Solution

The fourth proportional to 3,815,145.96, 5,718,733.02 and 2,802,762.60 is: 4,201,215.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815,145.96 : 5,718,733.02 = 2,802,762.60 : x
  2. Step 2: Convert to fraction form
    3,815,145.96/5,718,733.02 = 2,802,762.60/x
  3. Step 3: Cross multiply
    3,815,145.96x = 5,718,733.02 × 2,802,762.60
  4. Step 4: Simplify right side
    3,815,145.96x = 16,028,251,027,841.05
  5. Step 5: Solve for x
    x = 16,028,251,027,841.05/3,815,145.96
  6. Step 6: Final answer
    x = 4,201,215.68

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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.