Home / 1,511,472.59-2,085,811.67-858,092.68

Finding the Fourth Proportional to 1,511,472.59, 2,085,811.67 and 858,092.68

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Solution

The fourth proportional to 1,511,472.59, 2,085,811.67 and 858,092.68 is: 1,184,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,472.59 : 2,085,811.67 = 858,092.68 : x
  2. Step 2: Convert to fraction form
    1,511,472.59/2,085,811.67 = 858,092.68/x
  3. Step 3: Cross multiply
    1,511,472.59x = 2,085,811.67 × 858,092.68
  4. Step 4: Simplify right side
    1,511,472.59x = 1,789,819,722,816.28
  5. Step 5: Solve for x
    x = 1,789,819,722,816.28/1,511,472.59
  6. Step 6: Final answer
    x = 1,184,156.26

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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.