Home / 3,925,392.30-5,417,615.10-2,206,654.38

Finding the Fourth Proportional to 3,925,392.30, 5,417,615.10 and 2,206,654.38

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Solution

The fourth proportional to 3,925,392.30, 5,417,615.10 and 2,206,654.38 is: 3,045,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,392.30 : 5,417,615.10 = 2,206,654.38 : x
  2. Step 2: Convert to fraction form
    3,925,392.30/5,417,615.10 = 2,206,654.38/x
  3. Step 3: Cross multiply
    3,925,392.30x = 5,417,615.10 × 2,206,654.38
  4. Step 4: Simplify right side
    3,925,392.30x = 11,954,804,089,569.14
  5. Step 5: Solve for x
    x = 11,954,804,089,569.14/3,925,392.30
  6. Step 6: Final answer
    x = 3,045,505.56

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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.