Home / 2,075,245.20-2,863,402.92-1,259,878.14

Finding the Fourth Proportional to 2,075,245.20, 2,863,402.92 and 1,259,878.14

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Solution

The fourth proportional to 2,075,245.20, 2,863,402.92 and 1,259,878.14 is: 1,738,367.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,245.20 : 2,863,402.92 = 1,259,878.14 : x
  2. Step 2: Convert to fraction form
    2,075,245.20/2,863,402.92 = 1,259,878.14/x
  3. Step 3: Cross multiply
    2,075,245.20x = 2,863,402.92 × 1,259,878.14
  4. Step 4: Simplify right side
    2,075,245.20x = 3,607,538,744,920.17
  5. Step 5: Solve for x
    x = 3,607,538,744,920.17/2,075,245.20
  6. Step 6: Final answer
    x = 1,738,367.47

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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.