Home / 2,589,453.90-3,884,180.85-670,361.40

Finding the Fourth Proportional to 2,589,453.90, 3,884,180.85 and 670,361.40

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Solution

The fourth proportional to 2,589,453.90, 3,884,180.85 and 670,361.40 is: 1,005,542.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,453.90 : 3,884,180.85 = 670,361.40 : x
  2. Step 2: Convert to fraction form
    2,589,453.90/3,884,180.85 = 670,361.40/x
  3. Step 3: Cross multiply
    2,589,453.90x = 3,884,180.85 × 670,361.40
  4. Step 4: Simplify right side
    2,589,453.90x = 2,603,804,912,459.19
  5. Step 5: Solve for x
    x = 2,603,804,912,459.19/2,589,453.90
  6. Step 6: Final answer
    x = 1,005,542.10

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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.