Home / 2,075,125.82-3,112,454.94-558,919.72

Finding the Fourth Proportional to 2,075,125.82, 3,112,454.94 and 558,919.72

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Solution

The fourth proportional to 2,075,125.82, 3,112,454.94 and 558,919.72 is: 838,316.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,125.82 : 3,112,454.94 = 558,919.72 : x
  2. Step 2: Convert to fraction form
    2,075,125.82/3,112,454.94 = 558,919.72/x
  3. Step 3: Cross multiply
    2,075,125.82x = 3,112,454.94 × 558,919.72
  4. Step 4: Simplify right side
    2,075,125.82x = 1,739,612,445,372.04
  5. Step 5: Solve for x
    x = 1,739,612,445,372.04/2,075,125.82
  6. Step 6: Final answer
    x = 838,316.61

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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.