Home / 1,271,637.27-1,907,451.05-325,006.47

Finding the Fourth Proportional to 1,271,637.27, 1,907,451.05 and 325,006.47

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Solution

The fourth proportional to 1,271,637.27, 1,907,451.05 and 325,006.47 is: 487,508.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,637.27 : 1,907,451.05 = 325,006.47 : x
  2. Step 2: Convert to fraction form
    1,271,637.27/1,907,451.05 = 325,006.47/x
  3. Step 3: Cross multiply
    1,271,637.27x = 1,907,451.05 × 325,006.47
  4. Step 4: Simplify right side
    1,271,637.27x = 619,933,930,833.26
  5. Step 5: Solve for x
    x = 619,933,930,833.26/1,271,637.27
  6. Step 6: Final answer
    x = 487,508.46

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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.