Home / 1,263,860.64-1,743,701.85-719,611.52

Finding the Fourth Proportional to 1,263,860.64, 1,743,701.85 and 719,611.52

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Solution

The fourth proportional to 1,263,860.64, 1,743,701.85 and 719,611.52 is: 992,821.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,860.64 : 1,743,701.85 = 719,611.52 : x
  2. Step 2: Convert to fraction form
    1,263,860.64/1,743,701.85 = 719,611.52/x
  3. Step 3: Cross multiply
    1,263,860.64x = 1,743,701.85 × 719,611.52
  4. Step 4: Simplify right side
    1,263,860.64x = 1,254,787,929,986.80
  5. Step 5: Solve for x
    x = 1,254,787,929,986.80/1,263,860.64
  6. Step 6: Final answer
    x = 992,821.43

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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.