Home / 3,268,486.88-4,910,737.40-3,087,206.72

Finding the Fourth Proportional to 3,268,486.88, 4,910,737.40 and 3,087,206.72

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Solution

The fourth proportional to 3,268,486.88, 4,910,737.40 and 3,087,206.72 is: 4,638,373.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268,486.88 : 4,910,737.40 = 3,087,206.72 : x
  2. Step 2: Convert to fraction form
    3,268,486.88/4,910,737.40 = 3,087,206.72/x
  3. Step 3: Cross multiply
    3,268,486.88x = 4,910,737.40 × 3,087,206.72
  4. Step 4: Simplify right side
    3,268,486.88x = 15,160,461,501,435.33
  5. Step 5: Solve for x
    x = 15,160,461,501,435.33/3,268,486.88
  6. Step 6: Final answer
    x = 4,638,373.06

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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.