Home / 1,377,178.80-1,900,195.38-833,301.06

Finding the Fourth Proportional to 1,377,178.80, 1,900,195.38 and 833,301.06

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Solution

The fourth proportional to 1,377,178.80, 1,900,195.38 and 833,301.06 is: 1,149,767.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,178.80 : 1,900,195.38 = 833,301.06 : x
  2. Step 2: Convert to fraction form
    1,377,178.80/1,900,195.38 = 833,301.06/x
  3. Step 3: Cross multiply
    1,377,178.80x = 1,900,195.38 × 833,301.06
  4. Step 4: Simplify right side
    1,377,178.80x = 1,583,434,824,361.10
  5. Step 5: Solve for x
    x = 1,583,434,824,361.10/1,377,178.80
  6. Step 6: Final answer
    x = 1,149,767.06

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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.