Home / 1,993,010.61-2,750,441.73-1,121,901.46

Finding the Fourth Proportional to 1,993,010.61, 2,750,441.73 and 1,121,901.46

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Solution

The fourth proportional to 1,993,010.61, 2,750,441.73 and 1,121,901.46 is: 1,548,273.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,010.61 : 2,750,441.73 = 1,121,901.46 : x
  2. Step 2: Convert to fraction form
    1,993,010.61/2,750,441.73 = 1,121,901.46/x
  3. Step 3: Cross multiply
    1,993,010.61x = 2,750,441.73 × 1,121,901.46
  4. Step 4: Simplify right side
    1,993,010.61x = 3,085,724,592,531.93
  5. Step 5: Solve for x
    x = 3,085,724,592,531.93/1,993,010.61
  6. Step 6: Final answer
    x = 1,548,273.04

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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.