Home / 2,839,579.18-3,918,589.56-1,550,415.58

Finding the Fourth Proportional to 2,839,579.18, 3,918,589.56 and 1,550,415.58

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Solution

The fourth proportional to 2,839,579.18, 3,918,589.56 and 1,550,415.58 is: 2,139,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,579.18 : 3,918,589.56 = 1,550,415.58 : x
  2. Step 2: Convert to fraction form
    2,839,579.18/3,918,589.56 = 1,550,415.58/x
  3. Step 3: Cross multiply
    2,839,579.18x = 3,918,589.56 × 1,550,415.58
  4. Step 4: Simplify right side
    2,839,579.18x = 6,075,442,305,449.35
  5. Step 5: Solve for x
    x = 6,075,442,305,449.35/2,839,579.18
  6. Step 6: Final answer
    x = 2,139,557.28

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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.