Home / 1,161,112.30-1,602,354.77-637,844.97

Finding the Fourth Proportional to 1,161,112.30, 1,602,354.77 and 637,844.97

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Solution

The fourth proportional to 1,161,112.30, 1,602,354.77 and 637,844.97 is: 880,236.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,112.30 : 1,602,354.77 = 637,844.97 : x
  2. Step 2: Convert to fraction form
    1,161,112.30/1,602,354.77 = 637,844.97/x
  3. Step 3: Cross multiply
    1,161,112.30x = 1,602,354.77 × 637,844.97
  4. Step 4: Simplify right side
    1,161,112.30x = 1,022,053,922,188.23
  5. Step 5: Solve for x
    x = 1,022,053,922,188.23/1,161,112.30
  6. Step 6: Final answer
    x = 880,236.93

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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.