Home / 2,686,531.20-4,032,907.20-1,622,774.40

Finding the Fourth Proportional to 2,686,531.20, 4,032,907.20 and 1,622,774.40

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Solution

The fourth proportional to 2,686,531.20, 4,032,907.20 and 1,622,774.40 is: 2,436,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,531.20 : 4,032,907.20 = 1,622,774.40 : x
  2. Step 2: Convert to fraction form
    2,686,531.20/4,032,907.20 = 1,622,774.40/x
  3. Step 3: Cross multiply
    2,686,531.20x = 4,032,907.20 × 1,622,774.40
  4. Step 4: Simplify right side
    2,686,531.20x = 6,544,498,561,735.68
  5. Step 5: Solve for x
    x = 6,544,498,561,735.68/2,686,531.20
  6. Step 6: Final answer
    x = 2,436,040.41

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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.