Home / 1,213,353.65-1,674,463.08-669,524.46

Finding the Fourth Proportional to 1,213,353.65, 1,674,463.08 and 669,524.46

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Solution

The fourth proportional to 1,213,353.65, 1,674,463.08 and 669,524.46 is: 923,963.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,353.65 : 1,674,463.08 = 669,524.46 : x
  2. Step 2: Convert to fraction form
    1,213,353.65/1,674,463.08 = 669,524.46/x
  3. Step 3: Cross multiply
    1,213,353.65x = 1,674,463.08 × 669,524.46
  4. Step 4: Simplify right side
    1,213,353.65x = 1,121,093,990,367.84
  5. Step 5: Solve for x
    x = 1,121,093,990,367.84/1,213,353.65
  6. Step 6: Final answer
    x = 923,963.09

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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.