Home / 1,323,245.76-1,824,465.24-1,118,931.36

Finding the Fourth Proportional to 1,323,245.76, 1,824,465.24 and 1,118,931.36

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Solution

The fourth proportional to 1,323,245.76, 1,824,465.24 and 1,118,931.36 is: 1,542,760.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,245.76 : 1,824,465.24 = 1,118,931.36 : x
  2. Step 2: Convert to fraction form
    1,323,245.76/1,824,465.24 = 1,118,931.36/x
  3. Step 3: Cross multiply
    1,323,245.76x = 1,824,465.24 × 1,118,931.36
  4. Step 4: Simplify right side
    1,323,245.76x = 2,041,451,372,265.93
  5. Step 5: Solve for x
    x = 2,041,451,372,265.93/1,323,245.76
  6. Step 6: Final answer
    x = 1,542,760.56

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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.