Home / 1,250,579.74-1,725,801.56-677,619.46

Finding the Fourth Proportional to 1,250,579.74, 1,725,801.56 and 677,619.46

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Solution

The fourth proportional to 1,250,579.74, 1,725,801.56 and 677,619.46 is: 935,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,579.74 : 1,725,801.56 = 677,619.46 : x
  2. Step 2: Convert to fraction form
    1,250,579.74/1,725,801.56 = 677,619.46/x
  3. Step 3: Cross multiply
    1,250,579.74x = 1,725,801.56 × 677,619.46
  4. Step 4: Simplify right side
    1,250,579.74x = 1,169,436,721,154.36
  5. Step 5: Solve for x
    x = 1,169,436,721,154.36/1,250,579.74
  6. Step 6: Final answer
    x = 935,115.68

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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.