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Finding the Fourth Proportional to 2,072,223, 3,108,509.46 and 576,315

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Solution

The fourth proportional to 2,072,223, 3,108,509.46 and 576,315 is: 864,521.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,223 : 3,108,509.46 = 576,315 : x
  2. Step 2: Convert to fraction form
    2,072,223/3,108,509.46 = 576,315/x
  3. Step 3: Cross multiply
    2,072,223x = 3,108,509.46 × 576,315
  4. Step 4: Simplify right side
    2,072,223x = 1,791,480,629,439.90
  5. Step 5: Solve for x
    x = 1,791,480,629,439.90/2,072,223
  6. Step 6: Final answer
    x = 864,521.16

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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.