Home / 1,501,371.82-2,072,042.04-856,889.62

Finding the Fourth Proportional to 1,501,371.82, 2,072,042.04 and 856,889.62

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Solution

The fourth proportional to 1,501,371.82, 2,072,042.04 and 856,889.62 is: 1,182,592.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,371.82 : 2,072,042.04 = 856,889.62 : x
  2. Step 2: Convert to fraction form
    1,501,371.82/2,072,042.04 = 856,889.62/x
  3. Step 3: Cross multiply
    1,501,371.82x = 2,072,042.04 × 856,889.62
  4. Step 4: Simplify right side
    1,501,371.82x = 1,775,511,316,279.62
  5. Step 5: Solve for x
    x = 1,775,511,316,279.62/1,501,371.82
  6. Step 6: Final answer
    x = 1,182,592.67

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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.