Home / 1,222,021.62-1,832,795.10-614,647.98

Finding the Fourth Proportional to 1,222,021.62, 1,832,795.10 and 614,647.98

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Solution

The fourth proportional to 1,222,021.62, 1,832,795.10 and 614,647.98 is: 921,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,021.62 : 1,832,795.10 = 614,647.98 : x
  2. Step 2: Convert to fraction form
    1,222,021.62/1,832,795.10 = 614,647.98/x
  3. Step 3: Cross multiply
    1,222,021.62x = 1,832,795.10 × 614,647.98
  4. Step 4: Simplify right side
    1,222,021.62x = 1,126,523,805,968.90
  5. Step 5: Solve for x
    x = 1,126,523,805,968.90/1,222,021.62
  6. Step 6: Final answer
    x = 921,852.60

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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.