Home / 3,418,703.61-5,125,777.48-1,882,422.45

Finding the Fourth Proportional to 3,418,703.61, 5,125,777.48 and 1,882,422.45

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Solution

The fourth proportional to 3,418,703.61, 5,125,777.48 and 1,882,422.45 is: 2,822,379.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,703.61 : 5,125,777.48 = 1,882,422.45 : x
  2. Step 2: Convert to fraction form
    3,418,703.61/5,125,777.48 = 1,882,422.45/x
  3. Step 3: Cross multiply
    3,418,703.61x = 5,125,777.48 × 1,882,422.45
  4. Step 4: Simplify right side
    3,418,703.61x = 9,648,878,571,721.48
  5. Step 5: Solve for x
    x = 9,648,878,571,721.48/3,418,703.61
  6. Step 6: Final answer
    x = 2,822,379.38

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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.