Home / 2,910,402.91-4,016,480.21-1,621,244.17

Finding the Fourth Proportional to 2,910,402.91, 4,016,480.21 and 1,621,244.17

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Solution

The fourth proportional to 2,910,402.91, 4,016,480.21 and 1,621,244.17 is: 2,237,386.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,402.91 : 4,016,480.21 = 1,621,244.17 : x
  2. Step 2: Convert to fraction form
    2,910,402.91/4,016,480.21 = 1,621,244.17/x
  3. Step 3: Cross multiply
    2,910,402.91x = 4,016,480.21 × 1,621,244.17
  4. Step 4: Simplify right side
    2,910,402.91x = 6,511,695,124,382.88
  5. Step 5: Solve for x
    x = 6,511,695,124,382.88/2,910,402.91
  6. Step 6: Final answer
    x = 2,237,386.14

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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.