Home / 1,055,379.66-1,456,425.19-571,944.80

Finding the Fourth Proportional to 1,055,379.66, 1,456,425.19 and 571,944.80

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Solution

The fourth proportional to 1,055,379.66, 1,456,425.19 and 571,944.80 is: 789,284.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,379.66 : 1,456,425.19 = 571,944.80 : x
  2. Step 2: Convert to fraction form
    1,055,379.66/1,456,425.19 = 571,944.80/x
  3. Step 3: Cross multiply
    1,055,379.66x = 1,456,425.19 × 571,944.80
  4. Step 4: Simplify right side
    1,055,379.66x = 832,994,814,009.51
  5. Step 5: Solve for x
    x = 832,994,814,009.51/1,055,379.66
  6. Step 6: Final answer
    x = 789,284.51

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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.