Home / 3,557,861.72-4,909,472.43-2,009,029.51

Finding the Fourth Proportional to 3,557,861.72, 4,909,472.43 and 2,009,029.51

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Solution

The fourth proportional to 3,557,861.72, 4,909,472.43 and 2,009,029.51 is: 2,772,247.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,861.72 : 4,909,472.43 = 2,009,029.51 : x
  2. Step 2: Convert to fraction form
    3,557,861.72/4,909,472.43 = 2,009,029.51/x
  3. Step 3: Cross multiply
    3,557,861.72x = 4,909,472.43 × 2,009,029.51
  4. Step 4: Simplify right side
    3,557,861.72x = 9,863,275,007,676.28
  5. Step 5: Solve for x
    x = 9,863,275,007,676.28/3,557,861.72
  6. Step 6: Final answer
    x = 2,772,247.99

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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.