Home / 2,057,449.70-2,839,303.38-1,139,692.92

Finding the Fourth Proportional to 2,057,449.70, 2,839,303.38 and 1,139,692.92

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Solution

The fourth proportional to 2,057,449.70, 2,839,303.38 and 1,139,692.92 is: 1,572,788.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,449.70 : 2,839,303.38 = 1,139,692.92 : x
  2. Step 2: Convert to fraction form
    2,057,449.70/2,839,303.38 = 1,139,692.92/x
  3. Step 3: Cross multiply
    2,057,449.70x = 2,839,303.38 × 1,139,692.92
  4. Step 4: Simplify right side
    2,057,449.70x = 3,235,933,959,918.07
  5. Step 5: Solve for x
    x = 3,235,933,959,918.07/2,057,449.70
  6. Step 6: Final answer
    x = 1,572,788.86

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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.