Home / 1,941,619.54-2,679,437.90-1,082,161.34

Finding the Fourth Proportional to 1,941,619.54, 2,679,437.90 and 1,082,161.34

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Solution

The fourth proportional to 1,941,619.54, 2,679,437.90 and 1,082,161.34 is: 1,493,384.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,619.54 : 2,679,437.90 = 1,082,161.34 : x
  2. Step 2: Convert to fraction form
    1,941,619.54/2,679,437.90 = 1,082,161.34/x
  3. Step 3: Cross multiply
    1,941,619.54x = 2,679,437.90 × 1,082,161.34
  4. Step 4: Simplify right side
    1,941,619.54x = 2,899,584,108,310.79
  5. Step 5: Solve for x
    x = 2,899,584,108,310.79/1,941,619.54
  6. Step 6: Final answer
    x = 1,493,384.28

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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.