Home / 1,181,006.02-1,629,840.19-664,793.22

Finding the Fourth Proportional to 1,181,006.02, 1,629,840.19 and 664,793.22

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Solution

The fourth proportional to 1,181,006.02, 1,629,840.19 and 664,793.22 is: 917,443.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,006.02 : 1,629,840.19 = 664,793.22 : x
  2. Step 2: Convert to fraction form
    1,181,006.02/1,629,840.19 = 664,793.22/x
  3. Step 3: Cross multiply
    1,181,006.02x = 1,629,840.19 × 664,793.22
  4. Step 4: Simplify right side
    1,181,006.02x = 1,083,506,707,995.51
  5. Step 5: Solve for x
    x = 1,083,506,707,995.51/1,181,006.02
  6. Step 6: Final answer
    x = 917,443.85

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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.