Home / 2,128,412.40-3,192,610.20-632,504.40

Finding the Fourth Proportional to 2,128,412.40, 3,192,610.20 and 632,504.40

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Solution

The fourth proportional to 2,128,412.40, 3,192,610.20 and 632,504.40 is: 948,754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,412.40 : 3,192,610.20 = 632,504.40 : x
  2. Step 2: Convert to fraction form
    2,128,412.40/3,192,610.20 = 632,504.40/x
  3. Step 3: Cross multiply
    2,128,412.40x = 3,192,610.20 × 632,504.40
  4. Step 4: Simplify right side
    2,128,412.40x = 2,019,339,998,984.88
  5. Step 5: Solve for x
    x = 2,019,339,998,984.88/2,128,412.40
  6. Step 6: Final answer
    x = 948,754.10

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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.