Home / 3,387,204.72-4,674,411.98-1,917,113.24

Finding the Fourth Proportional to 3,387,204.72, 4,674,411.98 and 1,917,113.24

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Solution

The fourth proportional to 3,387,204.72, 4,674,411.98 and 1,917,113.24 is: 2,645,655.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,204.72 : 4,674,411.98 = 1,917,113.24 : x
  2. Step 2: Convert to fraction form
    3,387,204.72/4,674,411.98 = 1,917,113.24/x
  3. Step 3: Cross multiply
    3,387,204.72x = 4,674,411.98 × 1,917,113.24
  4. Step 4: Simplify right side
    3,387,204.72x = 8,961,377,105,362.25
  5. Step 5: Solve for x
    x = 8,961,377,105,362.25/3,387,204.72
  6. Step 6: Final answer
    x = 2,645,655.59

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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.