Home / 2,132,624.85-3,198,937.29-712,680.93

Finding the Fourth Proportional to 2,132,624.85, 3,198,937.29 and 712,680.93

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Solution

The fourth proportional to 2,132,624.85, 3,198,937.29 and 712,680.93 is: 1,069,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,624.85 : 3,198,937.29 = 712,680.93 : x
  2. Step 2: Convert to fraction form
    2,132,624.85/3,198,937.29 = 712,680.93/x
  3. Step 3: Cross multiply
    2,132,624.85x = 3,198,937.29 × 712,680.93
  4. Step 4: Simplify right side
    2,132,624.85x = 2,279,821,602,848.88
  5. Step 5: Solve for x
    x = 2,279,821,602,848.88/2,132,624.85
  6. Step 6: Final answer
    x = 1,069,021.40

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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.