Home / 3,607,638.17-4,978,612.33-1,976,045.65

Finding the Fourth Proportional to 3,607,638.17, 4,978,612.33 and 1,976,045.65

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Solution

The fourth proportional to 3,607,638.17, 4,978,612.33 and 1,976,045.65 is: 2,726,982.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607,638.17 : 4,978,612.33 = 1,976,045.65 : x
  2. Step 2: Convert to fraction form
    3,607,638.17/4,978,612.33 = 1,976,045.65/x
  3. Step 3: Cross multiply
    3,607,638.17x = 4,978,612.33 × 1,976,045.65
  4. Step 4: Simplify right side
    3,607,638.17x = 9,837,965,220,346.22
  5. Step 5: Solve for x
    x = 9,837,965,220,346.22/3,607,638.17
  6. Step 6: Final answer
    x = 2,726,982.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.