Home / 1,183,050.82-1,632,687.08-686,436.42

Finding the Fourth Proportional to 1,183,050.82, 1,632,687.08 and 686,436.42

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Solution

The fourth proportional to 1,183,050.82, 1,632,687.08 and 686,436.42 is: 947,326.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,050.82 : 1,632,687.08 = 686,436.42 : x
  2. Step 2: Convert to fraction form
    1,183,050.82/1,632,687.08 = 686,436.42/x
  3. Step 3: Cross multiply
    1,183,050.82x = 1,632,687.08 × 686,436.42
  4. Step 4: Simplify right side
    1,183,050.82x = 1,120,735,880,727.05
  5. Step 5: Solve for x
    x = 1,120,735,880,727.05/1,183,050.82
  6. Step 6: Final answer
    x = 947,326.92

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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.