Home / 1,135,006.58-1,566,268.77-618,749.78

Finding the Fourth Proportional to 1,135,006.58, 1,566,268.77 and 618,749.78

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Solution

The fourth proportional to 1,135,006.58, 1,566,268.77 and 618,749.78 is: 853,852.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,006.58 : 1,566,268.77 = 618,749.78 : x
  2. Step 2: Convert to fraction form
    1,135,006.58/1,566,268.77 = 618,749.78/x
  3. Step 3: Cross multiply
    1,135,006.58x = 1,566,268.77 × 618,749.78
  4. Step 4: Simplify right side
    1,135,006.58x = 969,128,456,858.37
  5. Step 5: Solve for x
    x = 969,128,456,858.37/1,135,006.58
  6. Step 6: Final answer
    x = 853,852.72

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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.