Home / 2,117,691.60-2,922,404.80-1,150,803.60

Finding the Fourth Proportional to 2,117,691.60, 2,922,404.80 and 1,150,803.60

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Solution

The fourth proportional to 2,117,691.60, 2,922,404.80 and 1,150,803.60 is: 1,588,103.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,691.60 : 2,922,404.80 = 1,150,803.60 : x
  2. Step 2: Convert to fraction form
    2,117,691.60/2,922,404.80 = 1,150,803.60/x
  3. Step 3: Cross multiply
    2,117,691.60x = 2,922,404.80 × 1,150,803.60
  4. Step 4: Simplify right side
    2,117,691.60x = 3,363,113,964,497.28
  5. Step 5: Solve for x
    x = 3,363,113,964,497.28/2,117,691.60
  6. Step 6: Final answer
    x = 1,588,103.75

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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.