Home / 1,416,632.12-2,123,790.32-658,946

Finding the Fourth Proportional to 1,416,632.12, 2,123,790.32 and 658,946

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Solution

The fourth proportional to 1,416,632.12, 2,123,790.32 and 658,946 is: 987,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,632.12 : 2,123,790.32 = 658,946 : x
  2. Step 2: Convert to fraction form
    1,416,632.12/2,123,790.32 = 658,946/x
  3. Step 3: Cross multiply
    1,416,632.12x = 2,123,790.32 × 658,946
  4. Step 4: Simplify right side
    1,416,632.12x = 1,399,463,136,202.72
  5. Step 5: Solve for x
    x = 1,399,463,136,202.72/1,416,632.12
  6. Step 6: Final answer
    x = 987,880.42

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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.