Home / 2,005,287.87-2,767,278.44-1,087,537.28

Finding the Fourth Proportional to 2,005,287.87, 2,767,278.44 and 1,087,537.28

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Solution

The fourth proportional to 2,005,287.87, 2,767,278.44 and 1,087,537.28 is: 1,500,791.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,287.87 : 2,767,278.44 = 1,087,537.28 : x
  2. Step 2: Convert to fraction form
    2,005,287.87/2,767,278.44 = 1,087,537.28/x
  3. Step 3: Cross multiply
    2,005,287.87x = 2,767,278.44 × 1,087,537.28
  4. Step 4: Simplify right side
    2,005,287.87x = 3,009,518,448,366.16
  5. Step 5: Solve for x
    x = 3,009,518,448,366.16/2,005,287.87
  6. Step 6: Final answer
    x = 1,500,791.23

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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.