Home / 2,109,936.02-3,164,904.07-512,488.34

Finding the Fourth Proportional to 2,109,936.02, 3,164,904.07 and 512,488.34

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Solution

The fourth proportional to 2,109,936.02, 3,164,904.07 and 512,488.34 is: 768,732.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,936.02 : 3,164,904.07 = 512,488.34 : x
  2. Step 2: Convert to fraction form
    2,109,936.02/3,164,904.07 = 512,488.34/x
  3. Step 3: Cross multiply
    2,109,936.02x = 3,164,904.07 × 512,488.34
  4. Step 4: Simplify right side
    2,109,936.02x = 1,621,976,433,093.54
  5. Step 5: Solve for x
    x = 1,621,976,433,093.54/2,109,936.02
  6. Step 6: Final answer
    x = 768,732.52

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Similar ratio
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1.5x scale

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.