Home / 1,941,522.12-2,679,391.80-1,082,088.36

Finding the Fourth Proportional to 1,941,522.12, 2,679,391.80 and 1,082,088.36

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Solution

The fourth proportional to 1,941,522.12, 2,679,391.80 and 1,082,088.36 is: 1,493,332.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,522.12 : 2,679,391.80 = 1,082,088.36 : x
  2. Step 2: Convert to fraction form
    1,941,522.12/2,679,391.80 = 1,082,088.36/x
  3. Step 3: Cross multiply
    1,941,522.12x = 2,679,391.80 × 1,082,088.36
  4. Step 4: Simplify right side
    1,941,522.12x = 2,899,338,678,659.45
  5. Step 5: Solve for x
    x = 2,899,338,678,659.45/1,941,522.12
  6. Step 6: Final answer
    x = 1,493,332.81

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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.