Home / 3,418,744.08-4,718,009.52-1,968,403.44

Finding the Fourth Proportional to 3,418,744.08, 4,718,009.52 and 1,968,403.44

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Solution

The fourth proportional to 3,418,744.08, 4,718,009.52 and 1,968,403.44 is: 2,716,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,744.08 : 4,718,009.52 = 1,968,403.44 : x
  2. Step 2: Convert to fraction form
    3,418,744.08/4,718,009.52 = 1,968,403.44/x
  3. Step 3: Cross multiply
    3,418,744.08x = 4,718,009.52 × 1,968,403.44
  4. Step 4: Simplify right side
    3,418,744.08x = 9,286,946,169,120.75
  5. Step 5: Solve for x
    x = 9,286,946,169,120.75/3,418,744.08
  6. Step 6: Final answer
    x = 2,716,478.90

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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.