Home / 2,918,349.48-4,026,905.82-1,629,161.58

Finding the Fourth Proportional to 2,918,349.48, 4,026,905.82 and 1,629,161.58

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Solution

The fourth proportional to 2,918,349.48, 4,026,905.82 and 1,629,161.58 is: 2,248,010.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,349.48 : 4,026,905.82 = 1,629,161.58 : x
  2. Step 2: Convert to fraction form
    2,918,349.48/4,026,905.82 = 1,629,161.58/x
  3. Step 3: Cross multiply
    2,918,349.48x = 4,026,905.82 × 1,629,161.58
  4. Step 4: Simplify right side
    2,918,349.48x = 6,560,480,248,222.40
  5. Step 5: Solve for x
    x = 6,560,480,248,222.40/2,918,349.48
  6. Step 6: Final answer
    x = 2,248,010.49

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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.