Home / 1,142,450.88-1,576,221.96-658,951.20

Finding the Fourth Proportional to 1,142,450.88, 1,576,221.96 and 658,951.20

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Solution

The fourth proportional to 1,142,450.88, 1,576,221.96 and 658,951.20 is: 909,144.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,450.88 : 1,576,221.96 = 658,951.20 : x
  2. Step 2: Convert to fraction form
    1,142,450.88/1,576,221.96 = 658,951.20/x
  3. Step 3: Cross multiply
    1,142,450.88x = 1,576,221.96 × 658,951.20
  4. Step 4: Simplify right side
    1,142,450.88x = 1,038,653,352,008.35
  5. Step 5: Solve for x
    x = 1,038,653,352,008.35/1,142,450.88
  6. Step 6: Final answer
    x = 909,144.87

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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.