Home / 1,005,174.82-1,387,151.98-546,289.36

Finding the Fourth Proportional to 1,005,174.82, 1,387,151.98 and 546,289.36

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Solution

The fourth proportional to 1,005,174.82, 1,387,151.98 and 546,289.36 is: 753,885.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,174.82 : 1,387,151.98 = 546,289.36 : x
  2. Step 2: Convert to fraction form
    1,005,174.82/1,387,151.98 = 546,289.36/x
  3. Step 3: Cross multiply
    1,005,174.82x = 1,387,151.98 × 546,289.36
  4. Step 4: Simplify right side
    1,005,174.82x = 757,786,373,418.94
  5. Step 5: Solve for x
    x = 757,786,373,418.94/1,005,174.82
  6. Step 6: Final answer
    x = 753,885.16

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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.