Home / 2,109,703.59-3,164,555.34-512,255.88

Finding the Fourth Proportional to 2,109,703.59, 3,164,555.34 and 512,255.88

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Solution

The fourth proportional to 2,109,703.59, 3,164,555.34 and 512,255.88 is: 768,383.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,703.59 : 3,164,555.34 = 512,255.88 : x
  2. Step 2: Convert to fraction form
    2,109,703.59/3,164,555.34 = 512,255.88/x
  3. Step 3: Cross multiply
    2,109,703.59x = 3,164,555.34 × 512,255.88
  4. Step 4: Simplify right side
    2,109,703.59x = 1,621,062,080,500.40
  5. Step 5: Solve for x
    x = 1,621,062,080,500.40/2,109,703.59
  6. Step 6: Final answer
    x = 768,383.81

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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.