Home / 1,204,146.98-1,660,360.77-767,980.92

Finding the Fourth Proportional to 1,204,146.98, 1,660,360.77 and 767,980.92

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Solution

The fourth proportional to 1,204,146.98, 1,660,360.77 and 767,980.92 is: 1,058,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,146.98 : 1,660,360.77 = 767,980.92 : x
  2. Step 2: Convert to fraction form
    1,204,146.98/1,660,360.77 = 767,980.92/x
  3. Step 3: Cross multiply
    1,204,146.98x = 1,660,360.77 × 767,980.92
  4. Step 4: Simplify right side
    1,204,146.98x = 1,275,125,391,676.51
  5. Step 5: Solve for x
    x = 1,275,125,391,676.51/1,204,146.98
  6. Step 6: Final answer
    x = 1,058,944.97

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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.