Home / 3,253,986.13-4,490,717-1,803,742.69

Finding the Fourth Proportional to 3,253,986.13, 4,490,717 and 1,803,742.69

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Solution

The fourth proportional to 3,253,986.13, 4,490,717 and 1,803,742.69 is: 2,489,284.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253,986.13 : 4,490,717 = 1,803,742.69 : x
  2. Step 2: Convert to fraction form
    3,253,986.13/4,490,717 = 1,803,742.69/x
  3. Step 3: Cross multiply
    3,253,986.13x = 4,490,717 × 1,803,742.69
  4. Step 4: Simplify right side
    3,253,986.13x = 8,100,097,961,608.73
  5. Step 5: Solve for x
    x = 8,100,097,961,608.73/3,253,986.13
  6. Step 6: Final answer
    x = 2,489,284.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.