Home / 1,394,703.36-2,092,045.32-397,431.36

Finding the Fourth Proportional to 1,394,703.36, 2,092,045.32 and 397,431.36

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Solution

The fourth proportional to 1,394,703.36, 2,092,045.32 and 397,431.36 is: 596,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,703.36 : 2,092,045.32 = 397,431.36 : x
  2. Step 2: Convert to fraction form
    1,394,703.36/2,092,045.32 = 397,431.36/x
  3. Step 3: Cross multiply
    1,394,703.36x = 2,092,045.32 × 397,431.36
  4. Step 4: Simplify right side
    1,394,703.36x = 831,444,416,709.24
  5. Step 5: Solve for x
    x = 831,444,416,709.24/1,394,703.36
  6. Step 6: Final answer
    x = 596,144.27

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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.