Home / 3,128,444.44-4,317,253.34-1,697,660.44

Finding the Fourth Proportional to 3,128,444.44, 4,317,253.34 and 1,697,660.44

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Solution

The fourth proportional to 3,128,444.44, 4,317,253.34 and 1,697,660.44 is: 2,342,771.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,444.44 : 4,317,253.34 = 1,697,660.44 : x
  2. Step 2: Convert to fraction form
    3,128,444.44/4,317,253.34 = 1,697,660.44/x
  3. Step 3: Cross multiply
    3,128,444.44x = 4,317,253.34 × 1,697,660.44
  4. Step 4: Simplify right side
    3,128,444.44x = 7,329,230,185,494.43
  5. Step 5: Solve for x
    x = 7,329,230,185,494.43/3,128,444.44
  6. Step 6: Final answer
    x = 2,342,771.41

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1.5x scale

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.