Home / 1,498,935.48-2,068,580.22-819,871.96

Finding the Fourth Proportional to 1,498,935.48, 2,068,580.22 and 819,871.96

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Solution

The fourth proportional to 1,498,935.48, 2,068,580.22 and 819,871.96 is: 1,131,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,935.48 : 2,068,580.22 = 819,871.96 : x
  2. Step 2: Convert to fraction form
    1,498,935.48/2,068,580.22 = 819,871.96/x
  3. Step 3: Cross multiply
    1,498,935.48x = 2,068,580.22 × 819,871.96
  4. Step 4: Simplify right side
    1,498,935.48x = 1,695,970,919,388.63
  5. Step 5: Solve for x
    x = 1,695,970,919,388.63/1,498,935.48
  6. Step 6: Final answer
    x = 1,131,450.25

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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.