Home / 2,088,556.80-3,132,835.20-512,620.80

Finding the Fourth Proportional to 2,088,556.80, 3,132,835.20 and 512,620.80

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Solution

The fourth proportional to 2,088,556.80, 3,132,835.20 and 512,620.80 is: 768,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,556.80 : 3,132,835.20 = 512,620.80 : x
  2. Step 2: Convert to fraction form
    2,088,556.80/3,132,835.20 = 512,620.80/x
  3. Step 3: Cross multiply
    2,088,556.80x = 3,132,835.20 × 512,620.80
  4. Step 4: Simplify right side
    2,088,556.80x = 1,605,956,486,492.16
  5. Step 5: Solve for x
    x = 1,605,956,486,492.16/2,088,556.80
  6. Step 6: Final answer
    x = 768,931.20

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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.