Home / 2,075,278.58-3,113,011.12-635,856.54

Finding the Fourth Proportional to 2,075,278.58, 3,113,011.12 and 635,856.54

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Solution

The fourth proportional to 2,075,278.58, 3,113,011.12 and 635,856.54 is: 953,813.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,278.58 : 3,113,011.12 = 635,856.54 : x
  2. Step 2: Convert to fraction form
    2,075,278.58/3,113,011.12 = 635,856.54/x
  3. Step 3: Cross multiply
    2,075,278.58x = 3,113,011.12 × 635,856.54
  4. Step 4: Simplify right side
    2,075,278.58x = 1,979,428,479,744.73
  5. Step 5: Solve for x
    x = 1,979,428,479,744.73/2,075,278.58
  6. Step 6: Final answer
    x = 953,813.38

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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.