Home / 3,081,820.32-4,619,697.82-1,800,802.08

Finding the Fourth Proportional to 3,081,820.32, 4,619,697.82 and 1,800,802.08

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Solution

The fourth proportional to 3,081,820.32, 4,619,697.82 and 1,800,802.08 is: 2,699,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,820.32 : 4,619,697.82 = 1,800,802.08 : x
  2. Step 2: Convert to fraction form
    3,081,820.32/4,619,697.82 = 1,800,802.08/x
  3. Step 3: Cross multiply
    3,081,820.32x = 4,619,697.82 × 1,800,802.08
  4. Step 4: Simplify right side
    3,081,820.32x = 8,319,161,443,227.47
  5. Step 5: Solve for x
    x = 8,319,161,443,227.47/3,081,820.32
  6. Step 6: Final answer
    x = 2,699,431.04

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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.