Home / 2,170,204.80-3,255,614.40-674,140.80

Finding the Fourth Proportional to 2,170,204.80, 3,255,614.40 and 674,140.80

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Solution

The fourth proportional to 2,170,204.80, 3,255,614.40 and 674,140.80 is: 1,011,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,204.80 : 3,255,614.40 = 674,140.80 : x
  2. Step 2: Convert to fraction form
    2,170,204.80/3,255,614.40 = 674,140.80/x
  3. Step 3: Cross multiply
    2,170,204.80x = 3,255,614.40 × 674,140.80
  4. Step 4: Simplify right side
    2,170,204.80x = 2,194,742,496,107.52
  5. Step 5: Solve for x
    x = 2,194,742,496,107.52/2,170,204.80
  6. Step 6: Final answer
    x = 1,011,306.63

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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.