Home / 1,213,237.35-1,674,273.42-669,373.11

Finding the Fourth Proportional to 1,213,237.35, 1,674,273.42 and 669,373.11

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Solution

The fourth proportional to 1,213,237.35, 1,674,273.42 and 669,373.11 is: 923,738.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,237.35 : 1,674,273.42 = 669,373.11 : x
  2. Step 2: Convert to fraction form
    1,213,237.35/1,674,273.42 = 669,373.11/x
  3. Step 3: Cross multiply
    1,213,237.35x = 1,674,273.42 × 669,373.11
  4. Step 4: Simplify right side
    1,213,237.35x = 1,120,713,606,135.74
  5. Step 5: Solve for x
    x = 1,120,713,606,135.74/1,213,237.35
  6. Step 6: Final answer
    x = 923,738.13

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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.