Home / 1,046,120.40-1,569,326.40-447,076.80

Finding the Fourth Proportional to 1,046,120.40, 1,569,326.40 and 447,076.80

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Solution

The fourth proportional to 1,046,120.40, 1,569,326.40 and 447,076.80 is: 670,677.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,120.40 : 1,569,326.40 = 447,076.80 : x
  2. Step 2: Convert to fraction form
    1,046,120.40/1,569,326.40 = 447,076.80/x
  3. Step 3: Cross multiply
    1,046,120.40x = 1,569,326.40 × 447,076.80
  4. Step 4: Simplify right side
    1,046,120.40x = 701,609,425,067.52
  5. Step 5: Solve for x
    x = 701,609,425,067.52/1,046,120.40
  6. Step 6: Final answer
    x = 670,677.51

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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.