Home / 3,557,760.12-4,909,674.78-1,926,125.64

Finding the Fourth Proportional to 3,557,760.12, 4,909,674.78 and 1,926,125.64

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Solution

The fourth proportional to 3,557,760.12, 4,909,674.78 and 1,926,125.64 is: 2,658,034.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,760.12 : 4,909,674.78 = 1,926,125.64 : x
  2. Step 2: Convert to fraction form
    3,557,760.12/4,909,674.78 = 1,926,125.64/x
  3. Step 3: Cross multiply
    3,557,760.12x = 4,909,674.78 × 1,926,125.64
  4. Step 4: Simplify right side
    3,557,760.12x = 9,456,650,477,819.36
  5. Step 5: Solve for x
    x = 9,456,650,477,819.36/3,557,760.12
  6. Step 6: Final answer
    x = 2,658,034.88

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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.