Home / 2,109,436.64-3,164,174.96-512,014.16

Finding the Fourth Proportional to 2,109,436.64, 3,164,174.96 and 512,014.16

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Solution

The fourth proportional to 2,109,436.64, 3,164,174.96 and 512,014.16 is: 768,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,436.64 : 3,164,174.96 = 512,014.16 : x
  2. Step 2: Convert to fraction form
    2,109,436.64/3,164,174.96 = 512,014.16/x
  3. Step 3: Cross multiply
    2,109,436.64x = 3,164,174.96 × 512,014.16
  4. Step 4: Simplify right side
    2,109,436.64x = 1,620,102,384,237.43
  5. Step 5: Solve for x
    x = 1,620,102,384,237.43/2,109,436.64
  6. Step 6: Final answer
    x = 768,026.09

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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.