Home / 2,015,578.28-2,781,497.46-1,110,160.28

Finding the Fourth Proportional to 2,015,578.28, 2,781,497.46 and 1,110,160.28

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Solution

The fourth proportional to 2,015,578.28, 2,781,497.46 and 1,110,160.28 is: 1,532,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,578.28 : 2,781,497.46 = 1,110,160.28 : x
  2. Step 2: Convert to fraction form
    2,015,578.28/2,781,497.46 = 1,110,160.28/x
  3. Step 3: Cross multiply
    2,015,578.28x = 2,781,497.46 × 1,110,160.28
  4. Step 4: Simplify right side
    2,015,578.28x = 3,087,907,999,012.89
  5. Step 5: Solve for x
    x = 3,087,907,999,012.89/2,015,578.28
  6. Step 6: Final answer
    x = 1,532,020.87

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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.