Home / 1,072,523.84-1,608,993.12-407,624

Finding the Fourth Proportional to 1,072,523.84, 1,608,993.12 and 407,624

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Solution

The fourth proportional to 1,072,523.84, 1,608,993.12 and 407,624 is: 611,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,523.84 : 1,608,993.12 = 407,624 : x
  2. Step 2: Convert to fraction form
    1,072,523.84/1,608,993.12 = 407,624/x
  3. Step 3: Cross multiply
    1,072,523.84x = 1,608,993.12 × 407,624
  4. Step 4: Simplify right side
    1,072,523.84x = 655,864,211,546.88
  5. Step 5: Solve for x
    x = 655,864,211,546.88/1,072,523.84
  6. Step 6: Final answer
    x = 611,514.81

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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.