Home / 1,469,818.94-2,028,281.58-816,487.34

Finding the Fourth Proportional to 1,469,818.94, 2,028,281.58 and 816,487.34

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Solution

The fourth proportional to 1,469,818.94, 2,028,281.58 and 816,487.34 is: 1,126,714.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,818.94 : 2,028,281.58 = 816,487.34 : x
  2. Step 2: Convert to fraction form
    1,469,818.94/2,028,281.58 = 816,487.34/x
  3. Step 3: Cross multiply
    1,469,818.94x = 2,028,281.58 × 816,487.34
  4. Step 4: Simplify right side
    1,469,818.94x = 1,656,066,221,883.79
  5. Step 5: Solve for x
    x = 1,656,066,221,883.79/1,469,818.94
  6. Step 6: Final answer
    x = 1,126,714.44

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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.