Home / 2,109,935.02-3,164,902.57-512,487.34

Finding the Fourth Proportional to 2,109,935.02, 3,164,902.57 and 512,487.34

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Solution

The fourth proportional to 2,109,935.02, 3,164,902.57 and 512,487.34 is: 768,731.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,935.02 : 3,164,902.57 = 512,487.34 : x
  2. Step 2: Convert to fraction form
    2,109,935.02/3,164,902.57 = 512,487.34/x
  3. Step 3: Cross multiply
    2,109,935.02x = 3,164,902.57 × 512,487.34
  4. Step 4: Simplify right side
    2,109,935.02x = 1,621,972,496,896.03
  5. Step 5: Solve for x
    x = 1,621,972,496,896.03/2,109,935.02
  6. Step 6: Final answer
    x = 768,731.02

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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.