Home / 1,659,111.41-2,290,281.47-1,115,562.26

Finding the Fourth Proportional to 1,659,111.41, 2,290,281.47 and 1,115,562.26

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Solution

The fourth proportional to 1,659,111.41, 2,290,281.47 and 1,115,562.26 is: 1,539,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,111.41 : 2,290,281.47 = 1,115,562.26 : x
  2. Step 2: Convert to fraction form
    1,659,111.41/2,290,281.47 = 1,115,562.26/x
  3. Step 3: Cross multiply
    1,659,111.41x = 2,290,281.47 × 1,115,562.26
  4. Step 4: Simplify right side
    1,659,111.41x = 2,554,951,572,709.32
  5. Step 5: Solve for x
    x = 2,554,951,572,709.32/1,659,111.41
  6. Step 6: Final answer
    x = 1,539,951.78

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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.