Home / 1,418,643.32-1,957,723.62-774,059

Finding the Fourth Proportional to 1,418,643.32, 1,957,723.62 and 774,059

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Solution

The fourth proportional to 1,418,643.32, 1,957,723.62 and 774,059 is: 1,068,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,643.32 : 1,957,723.62 = 774,059 : x
  2. Step 2: Convert to fraction form
    1,418,643.32/1,957,723.62 = 774,059/x
  3. Step 3: Cross multiply
    1,418,643.32x = 1,957,723.62 × 774,059
  4. Step 4: Simplify right side
    1,418,643.32x = 1,515,393,587,573.58
  5. Step 5: Solve for x
    x = 1,515,393,587,573.58/1,418,643.32
  6. Step 6: Final answer
    x = 1,068,199.15

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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.