Home / 2,617,082.12-3,611,039.47-1,529,143.29

Finding the Fourth Proportional to 2,617,082.12, 3,611,039.47 and 1,529,143.29

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Solution

The fourth proportional to 2,617,082.12, 3,611,039.47 and 1,529,143.29 is: 2,109,905.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,082.12 : 3,611,039.47 = 1,529,143.29 : x
  2. Step 2: Convert to fraction form
    2,617,082.12/3,611,039.47 = 1,529,143.29/x
  3. Step 3: Cross multiply
    2,617,082.12x = 3,611,039.47 × 1,529,143.29
  4. Step 4: Simplify right side
    2,617,082.12x = 5,521,796,771,652.80
  5. Step 5: Solve for x
    x = 5,521,796,771,652.80/2,617,082.12
  6. Step 6: Final answer
    x = 2,109,905.81

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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.