Home / 1,569,771.50-2,166,299.44-890,654.54

Finding the Fourth Proportional to 1,569,771.50, 2,166,299.44 and 890,654.54

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Solution

The fourth proportional to 1,569,771.50, 2,166,299.44 and 890,654.54 is: 1,229,111.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,771.50 : 2,166,299.44 = 890,654.54 : x
  2. Step 2: Convert to fraction form
    1,569,771.50/2,166,299.44 = 890,654.54/x
  3. Step 3: Cross multiply
    1,569,771.50x = 2,166,299.44 × 890,654.54
  4. Step 4: Simplify right side
    1,569,771.50x = 1,929,424,418,177.32
  5. Step 5: Solve for x
    x = 1,929,424,418,177.32/1,569,771.50
  6. Step 6: Final answer
    x = 1,229,111.64

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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.