Home / 2,638,205.70-3,952,642.95-2,236,964.10

Finding the Fourth Proportional to 2,638,205.70, 3,952,642.95 and 2,236,964.10

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Solution

The fourth proportional to 2,638,205.70, 3,952,642.95 and 2,236,964.10 is: 3,351,490.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,205.70 : 3,952,642.95 = 2,236,964.10 : x
  2. Step 2: Convert to fraction form
    2,638,205.70/3,952,642.95 = 2,236,964.10/x
  3. Step 3: Cross multiply
    2,638,205.70x = 3,952,642.95 × 2,236,964.10
  4. Step 4: Simplify right side
    2,638,205.70x = 8,841,920,379,268.10
  5. Step 5: Solve for x
    x = 8,841,920,379,268.10/2,638,205.70
  6. Step 6: Final answer
    x = 3,351,490.14

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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.