Home / 1,501,609.70-2,072,254.83-857,016.92

Finding the Fourth Proportional to 1,501,609.70, 2,072,254.83 and 857,016.92

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Solution

The fourth proportional to 1,501,609.70, 2,072,254.83 and 857,016.92 is: 1,182,702.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,609.70 : 2,072,254.83 = 857,016.92 : x
  2. Step 2: Convert to fraction form
    1,501,609.70/2,072,254.83 = 857,016.92/x
  3. Step 3: Cross multiply
    1,501,609.70x = 2,072,254.83 × 857,016.92
  4. Step 4: Simplify right side
    1,501,609.70x = 1,775,957,451,861.72
  5. Step 5: Solve for x
    x = 1,775,957,451,861.72/1,501,609.70
  6. Step 6: Final answer
    x = 1,182,702.44

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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.