Home / 1,207,156.06-1,810,726.90-308,596.38

Finding the Fourth Proportional to 1,207,156.06, 1,810,726.90 and 308,596.38

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Solution

The fourth proportional to 1,207,156.06, 1,810,726.90 and 308,596.38 is: 462,892.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,156.06 : 1,810,726.90 = 308,596.38 : x
  2. Step 2: Convert to fraction form
    1,207,156.06/1,810,726.90 = 308,596.38/x
  3. Step 3: Cross multiply
    1,207,156.06x = 1,810,726.90 × 308,596.38
  4. Step 4: Simplify right side
    1,207,156.06x = 558,783,770,868.10
  5. Step 5: Solve for x
    x = 558,783,770,868.10/1,207,156.06
  6. Step 6: Final answer
    x = 462,892.74

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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.