Home / 3,261,528.54-4,499,339.67-2,115,968.22

Finding the Fourth Proportional to 3,261,528.54, 4,499,339.67 and 2,115,968.22

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Solution

The fourth proportional to 3,261,528.54, 4,499,339.67 and 2,115,968.22 is: 2,919,017.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,528.54 : 4,499,339.67 = 2,115,968.22 : x
  2. Step 2: Convert to fraction form
    3,261,528.54/4,499,339.67 = 2,115,968.22/x
  3. Step 3: Cross multiply
    3,261,528.54x = 4,499,339.67 × 2,115,968.22
  4. Step 4: Simplify right side
    3,261,528.54x = 9,520,459,752,705.29
  5. Step 5: Solve for x
    x = 9,520,459,752,705.29/3,261,528.54
  6. Step 6: Final answer
    x = 2,919,017.77

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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.