Home / 1,131,956.52-1,697,718-439,523.40

Finding the Fourth Proportional to 1,131,956.52, 1,697,718 and 439,523.40

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Solution

The fourth proportional to 1,131,956.52, 1,697,718 and 439,523.40 is: 659,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,956.52 : 1,697,718 = 439,523.40 : x
  2. Step 2: Convert to fraction form
    1,131,956.52/1,697,718 = 439,523.40/x
  3. Step 3: Cross multiply
    1,131,956.52x = 1,697,718 × 439,523.40
  4. Step 4: Simplify right side
    1,131,956.52x = 746,186,787,601.20
  5. Step 5: Solve for x
    x = 746,186,787,601.20/1,131,956.52
  6. Step 6: Final answer
    x = 659,200.93

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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.