Home / 1,086,469.48-1,631,303.91-607,635.39

Finding the Fourth Proportional to 1,086,469.48, 1,631,303.91 and 607,635.39

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Solution

The fourth proportional to 1,086,469.48, 1,631,303.91 and 607,635.39 is: 912,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,469.48 : 1,631,303.91 = 607,635.39 : x
  2. Step 2: Convert to fraction form
    1,086,469.48/1,631,303.91 = 607,635.39/x
  3. Step 3: Cross multiply
    1,086,469.48x = 1,631,303.91 × 607,635.39
  4. Step 4: Simplify right side
    1,086,469.48x = 991,237,987,561.38
  5. Step 5: Solve for x
    x = 991,237,987,561.38/1,086,469.48
  6. Step 6: Final answer
    x = 912,347.75

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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.