Home / 2,190,497.34-3,286,057.32-674,306.40

Finding the Fourth Proportional to 2,190,497.34, 3,286,057.32 and 674,306.40

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Solution

The fourth proportional to 2,190,497.34, 3,286,057.32 and 674,306.40 is: 1,011,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,497.34 : 3,286,057.32 = 674,306.40 : x
  2. Step 2: Convert to fraction form
    2,190,497.34/3,286,057.32 = 674,306.40/x
  3. Step 3: Cross multiply
    2,190,497.34x = 3,286,057.32 × 674,306.40
  4. Step 4: Simplify right side
    2,190,497.34x = 2,215,809,481,642.85
  5. Step 5: Solve for x
    x = 2,215,809,481,642.85/2,190,497.34
  6. Step 6: Final answer
    x = 1,011,555.43

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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.