Home / 4,477,357.32-6,716,167.56-1,238,921.58

Finding the Fourth Proportional to 4,477,357.32, 6,716,167.56 and 1,238,921.58

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Solution

The fourth proportional to 4,477,357.32, 6,716,167.56 and 1,238,921.58 is: 1,858,418.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477,357.32 : 6,716,167.56 = 1,238,921.58 : x
  2. Step 2: Convert to fraction form
    4,477,357.32/6,716,167.56 = 1,238,921.58/x
  3. Step 3: Cross multiply
    4,477,357.32x = 6,716,167.56 × 1,238,921.58
  4. Step 4: Simplify right side
    4,477,357.32x = 8,320,804,924,979.94
  5. Step 5: Solve for x
    x = 8,320,804,924,979.94/4,477,357.32
  6. Step 6: Final answer
    x = 1,858,418.78

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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.