Home / 2,109,701.82-3,164,552.74-512,254.16

Finding the Fourth Proportional to 2,109,701.82, 3,164,552.74 and 512,254.16

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Solution

The fourth proportional to 2,109,701.82, 3,164,552.74 and 512,254.16 is: 768,381.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,701.82 : 3,164,552.74 = 512,254.16 : x
  2. Step 2: Convert to fraction form
    2,109,701.82/3,164,552.74 = 512,254.16/x
  3. Step 3: Cross multiply
    2,109,701.82x = 3,164,552.74 × 512,254.16
  4. Step 4: Simplify right side
    2,109,701.82x = 1,621,055,289,781.64
  5. Step 5: Solve for x
    x = 1,621,055,289,781.64/2,109,701.82
  6. Step 6: Final answer
    x = 768,381.23

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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.