Home / 2,187,464.04-3,019,334.04-1,269,899.28

Finding the Fourth Proportional to 2,187,464.04, 3,019,334.04 and 1,269,899.28

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Solution

The fourth proportional to 2,187,464.04, 3,019,334.04 and 1,269,899.28 is: 1,752,828.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,464.04 : 3,019,334.04 = 1,269,899.28 : x
  2. Step 2: Convert to fraction form
    2,187,464.04/3,019,334.04 = 1,269,899.28/x
  3. Step 3: Cross multiply
    2,187,464.04x = 3,019,334.04 × 1,269,899.28
  4. Step 4: Simplify right side
    2,187,464.04x = 3,834,250,123,475.49
  5. Step 5: Solve for x
    x = 3,834,250,123,475.49/2,187,464.04
  6. Step 6: Final answer
    x = 1,752,828.87

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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.