Home / 1,383,302.64-2,075,135.40-541,745.04

Finding the Fourth Proportional to 1,383,302.64, 2,075,135.40 and 541,745.04

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Solution

The fourth proportional to 1,383,302.64, 2,075,135.40 and 541,745.04 is: 812,688.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,302.64 : 2,075,135.40 = 541,745.04 : x
  2. Step 2: Convert to fraction form
    1,383,302.64/2,075,135.40 = 541,745.04/x
  3. Step 3: Cross multiply
    1,383,302.64x = 2,075,135.40 × 541,745.04
  4. Step 4: Simplify right side
    1,383,302.64x = 1,124,194,310,278.42
  5. Step 5: Solve for x
    x = 1,124,194,310,278.42/1,383,302.64
  6. Step 6: Final answer
    x = 812,688.62

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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.