Home / 1,395,012-2,092,537.44-397,740

Finding the Fourth Proportional to 1,395,012, 2,092,537.44 and 397,740

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Solution

The fourth proportional to 1,395,012, 2,092,537.44 and 397,740 is: 596,615.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,012 : 2,092,537.44 = 397,740 : x
  2. Step 2: Convert to fraction form
    1,395,012/2,092,537.44 = 397,740/x
  3. Step 3: Cross multiply
    1,395,012x = 2,092,537.44 × 397,740
  4. Step 4: Simplify right side
    1,395,012x = 832,285,841,385.60
  5. Step 5: Solve for x
    x = 832,285,841,385.60/1,395,012
  6. Step 6: Final answer
    x = 596,615.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.