Home / 3,015,246.29-4,161,080.41-1,638,617.27

Finding the Fourth Proportional to 3,015,246.29, 4,161,080.41 and 1,638,617.27

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Solution

The fourth proportional to 3,015,246.29, 4,161,080.41 and 1,638,617.27 is: 2,261,313.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,246.29 : 4,161,080.41 = 1,638,617.27 : x
  2. Step 2: Convert to fraction form
    3,015,246.29/4,161,080.41 = 1,638,617.27/x
  3. Step 3: Cross multiply
    3,015,246.29x = 4,161,080.41 × 1,638,617.27
  4. Step 4: Simplify right side
    3,015,246.29x = 6,818,418,196,782.74
  5. Step 5: Solve for x
    x = 6,818,418,196,782.74/3,015,246.29
  6. Step 6: Final answer
    x = 2,261,313.85

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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.