Home / 2,948,041.88-4,068,388.31-1,605,484.43

Finding the Fourth Proportional to 2,948,041.88, 4,068,388.31 and 1,605,484.43

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Solution

The fourth proportional to 2,948,041.88, 4,068,388.31 and 1,605,484.43 is: 2,215,617.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,041.88 : 4,068,388.31 = 1,605,484.43 : x
  2. Step 2: Convert to fraction form
    2,948,041.88/4,068,388.31 = 1,605,484.43/x
  3. Step 3: Cross multiply
    2,948,041.88x = 4,068,388.31 × 1,605,484.43
  4. Step 4: Simplify right side
    2,948,041.88x = 6,531,734,086,899.01
  5. Step 5: Solve for x
    x = 6,531,734,086,899.01/2,948,041.88
  6. Step 6: Final answer
    x = 2,215,617.81

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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.