Home / 2,082,677.10-3,121,965.87-1,217,013.36

Finding the Fourth Proportional to 2,082,677.10, 3,121,965.87 and 1,217,013.36

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Solution

The fourth proportional to 2,082,677.10, 3,121,965.87 and 1,217,013.36 is: 1,824,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,677.10 : 3,121,965.87 = 1,217,013.36 : x
  2. Step 2: Convert to fraction form
    2,082,677.10/3,121,965.87 = 1,217,013.36/x
  3. Step 3: Cross multiply
    2,082,677.10x = 3,121,965.87 × 1,217,013.36
  4. Step 4: Simplify right side
    2,082,677.10x = 3,799,474,173,254.02
  5. Step 5: Solve for x
    x = 3,799,474,173,254.02/2,082,677.10
  6. Step 6: Final answer
    x = 1,824,322.25

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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.