Home / 1,188,270.88-1,782,614.16-708,880.48

Finding the Fourth Proportional to 1,188,270.88, 1,782,614.16 and 708,880.48

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Solution

The fourth proportional to 1,188,270.88, 1,782,614.16 and 708,880.48 is: 1,063,444.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,270.88 : 1,782,614.16 = 708,880.48 : x
  2. Step 2: Convert to fraction form
    1,188,270.88/1,782,614.16 = 708,880.48/x
  3. Step 3: Cross multiply
    1,188,270.88x = 1,782,614.16 × 708,880.48
  4. Step 4: Simplify right side
    1,188,270.88x = 1,263,660,381,395.60
  5. Step 5: Solve for x
    x = 1,263,660,381,395.60/1,188,270.88
  6. Step 6: Final answer
    x = 1,063,444.71

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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.