Home / 1,279,679.03-1,919,877.27-560,083.43

Finding the Fourth Proportional to 1,279,679.03, 1,919,877.27 and 560,083.43

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Solution

The fourth proportional to 1,279,679.03, 1,919,877.27 and 560,083.43 is: 840,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,679.03 : 1,919,877.27 = 560,083.43 : x
  2. Step 2: Convert to fraction form
    1,279,679.03/1,919,877.27 = 560,083.43/x
  3. Step 3: Cross multiply
    1,279,679.03x = 1,919,877.27 × 560,083.43
  4. Step 4: Simplify right side
    1,279,679.03x = 1,075,291,446,560.64
  5. Step 5: Solve for x
    x = 1,075,291,446,560.64/1,279,679.03
  6. Step 6: Final answer
    x = 840,282.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.