Home / 2,050,145.78-3,075,512.16-630,321.08

Finding the Fourth Proportional to 2,050,145.78, 3,075,512.16 and 630,321.08

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Solution

The fourth proportional to 2,050,145.78, 3,075,512.16 and 630,321.08 is: 945,571.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050,145.78 : 3,075,512.16 = 630,321.08 : x
  2. Step 2: Convert to fraction form
    2,050,145.78/3,075,512.16 = 630,321.08/x
  3. Step 3: Cross multiply
    2,050,145.78x = 3,075,512.16 × 630,321.08
  4. Step 4: Simplify right side
    2,050,145.78x = 1,938,560,146,244.33
  5. Step 5: Solve for x
    x = 1,938,560,146,244.33/2,050,145.78
  6. Step 6: Final answer
    x = 945,571.85

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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.