Home / 2,781,043-3,837,839.34-1,509,235

Finding the Fourth Proportional to 2,781,043, 3,837,839.34 and 1,509,235

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Solution

The fourth proportional to 2,781,043, 3,837,839.34 and 1,509,235 is: 2,082,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,043 : 3,837,839.34 = 1,509,235 : x
  2. Step 2: Convert to fraction form
    2,781,043/3,837,839.34 = 1,509,235/x
  3. Step 3: Cross multiply
    2,781,043x = 3,837,839.34 × 1,509,235
  4. Step 4: Simplify right side
    2,781,043x = 5,792,201,456,304.90
  5. Step 5: Solve for x
    x = 5,792,201,456,304.90/2,781,043
  6. Step 6: Final answer
    x = 2,082,744.30

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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.