Home / 2,015,171.87-2,781,133.58-1,504,988.51

Finding the Fourth Proportional to 2,015,171.87, 2,781,133.58 and 1,504,988.51

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Solution

The fourth proportional to 2,015,171.87, 2,781,133.58 and 1,504,988.51 is: 2,077,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,171.87 : 2,781,133.58 = 1,504,988.51 : x
  2. Step 2: Convert to fraction form
    2,015,171.87/2,781,133.58 = 1,504,988.51/x
  3. Step 3: Cross multiply
    2,015,171.87x = 2,781,133.58 × 1,504,988.51
  4. Step 4: Simplify right side
    2,015,171.87x = 4,185,574,072,531.97
  5. Step 5: Solve for x
    x = 4,185,574,072,531.97/2,015,171.87
  6. Step 6: Final answer
    x = 2,077,030.82

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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.