Home / 1,012,416-1,397,163.24-559,736.16

Finding the Fourth Proportional to 1,012,416, 1,397,163.24 and 559,736.16

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Solution

The fourth proportional to 1,012,416, 1,397,163.24 and 559,736.16 is: 772,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,416 : 1,397,163.24 = 559,736.16 : x
  2. Step 2: Convert to fraction form
    1,012,416/1,397,163.24 = 559,736.16/x
  3. Step 3: Cross multiply
    1,012,416x = 1,397,163.24 × 559,736.16
  4. Step 4: Simplify right side
    1,012,416x = 782,042,786,850.76
  5. Step 5: Solve for x
    x = 782,042,786,850.76/1,012,416
  6. Step 6: Final answer
    x = 772,452.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.