Home / 1,472,556.30-2,208,834.45-763,968.30

Finding the Fourth Proportional to 1,472,556.30, 2,208,834.45 and 763,968.30

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Solution

The fourth proportional to 1,472,556.30, 2,208,834.45 and 763,968.30 is: 1,145,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,556.30 : 2,208,834.45 = 763,968.30 : x
  2. Step 2: Convert to fraction form
    1,472,556.30/2,208,834.45 = 763,968.30/x
  3. Step 3: Cross multiply
    1,472,556.30x = 2,208,834.45 × 763,968.30
  4. Step 4: Simplify right side
    1,472,556.30x = 1,687,479,499,747.94
  5. Step 5: Solve for x
    x = 1,687,479,499,747.94/1,472,556.30
  6. Step 6: Final answer
    x = 1,145,952.45

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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.