Home / 1,475,996.34-2,036,874.94-831,416.54

Finding the Fourth Proportional to 1,475,996.34, 2,036,874.94 and 831,416.54

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Solution

The fourth proportional to 1,475,996.34, 2,036,874.94 and 831,416.54 is: 1,147,354.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,996.34 : 2,036,874.94 = 831,416.54 : x
  2. Step 2: Convert to fraction form
    1,475,996.34/2,036,874.94 = 831,416.54/x
  3. Step 3: Cross multiply
    1,475,996.34x = 2,036,874.94 × 831,416.54
  4. Step 4: Simplify right side
    1,475,996.34x = 1,693,491,515,027.51
  5. Step 5: Solve for x
    x = 1,693,491,515,027.51/1,475,996.34
  6. Step 6: Final answer
    x = 1,147,354.82

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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.