Home / 3,019,016.11-4,166,269.32-1,642,389.88

Finding the Fourth Proportional to 3,019,016.11, 4,166,269.32 and 1,642,389.88

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Solution

The fourth proportional to 3,019,016.11, 4,166,269.32 and 1,642,389.88 is: 2,266,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,016.11 : 4,166,269.32 = 1,642,389.88 : x
  2. Step 2: Convert to fraction form
    3,019,016.11/4,166,269.32 = 1,642,389.88/x
  3. Step 3: Cross multiply
    3,019,016.11x = 4,166,269.32 × 1,642,389.88
  4. Step 4: Simplify right side
    3,019,016.11x = 6,842,638,568,522.48
  5. Step 5: Solve for x
    x = 6,842,638,568,522.48/3,019,016.11
  6. Step 6: Final answer
    x = 2,266,512.77

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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.