Home / 1,997,371.24-2,993,447.58-917,492.20

Finding the Fourth Proportional to 1,997,371.24, 2,993,447.58 and 917,492.20

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Solution

The fourth proportional to 1,997,371.24, 2,993,447.58 and 917,492.20 is: 1,375,039.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,371.24 : 2,993,447.58 = 917,492.20 : x
  2. Step 2: Convert to fraction form
    1,997,371.24/2,993,447.58 = 917,492.20/x
  3. Step 3: Cross multiply
    1,997,371.24x = 2,993,447.58 × 917,492.20
  4. Step 4: Simplify right side
    1,997,371.24x = 2,746,464,805,758.88
  5. Step 5: Solve for x
    x = 2,746,464,805,758.88/1,997,371.24
  6. Step 6: Final answer
    x = 1,375,039.73

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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.