Home / 1,995,033.51-2,992,970.79-647,091.25

Finding the Fourth Proportional to 1,995,033.51, 2,992,970.79 and 647,091.25

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Solution

The fourth proportional to 1,995,033.51, 2,992,970.79 and 647,091.25 is: 970,773.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,033.51 : 2,992,970.79 = 647,091.25 : x
  2. Step 2: Convert to fraction form
    1,995,033.51/2,992,970.79 = 647,091.25/x
  3. Step 3: Cross multiply
    1,995,033.51x = 2,992,970.79 × 647,091.25
  4. Step 4: Simplify right side
    1,995,033.51x = 1,936,725,209,714.59
  5. Step 5: Solve for x
    x = 1,936,725,209,714.59/1,995,033.51
  6. Step 6: Final answer
    x = 970,773.27

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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.