Home / 1,657,273.31-2,287,015.16-932,121.07

Finding the Fourth Proportional to 1,657,273.31, 2,287,015.16 and 932,121.07

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Solution

The fourth proportional to 1,657,273.31, 2,287,015.16 and 932,121.07 is: 1,286,314.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,273.31 : 2,287,015.16 = 932,121.07 : x
  2. Step 2: Convert to fraction form
    1,657,273.31/2,287,015.16 = 932,121.07/x
  3. Step 3: Cross multiply
    1,657,273.31x = 2,287,015.16 × 932,121.07
  4. Step 4: Simplify right side
    1,657,273.31x = 2,131,775,007,667.28
  5. Step 5: Solve for x
    x = 2,131,775,007,667.28/1,657,273.31
  6. Step 6: Final answer
    x = 1,286,314.69

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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.