Home / 1,123,699.50-1,685,716.92-413,672.94

Finding the Fourth Proportional to 1,123,699.50, 1,685,716.92 and 413,672.94

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Solution

The fourth proportional to 1,123,699.50, 1,685,716.92 and 413,672.94 is: 620,571.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,699.50 : 1,685,716.92 = 413,672.94 : x
  2. Step 2: Convert to fraction form
    1,123,699.50/1,685,716.92 = 413,672.94/x
  3. Step 3: Cross multiply
    1,123,699.50x = 1,685,716.92 × 413,672.94
  4. Step 4: Simplify right side
    1,123,699.50x = 697,335,474,304.15
  5. Step 5: Solve for x
    x = 697,335,474,304.15/1,123,699.50
  6. Step 6: Final answer
    x = 620,571.14

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1.5x scale

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.