Home / 1,618,912.74-2,427,946.26-481,368.66

Finding the Fourth Proportional to 1,618,912.74, 2,427,946.26 and 481,368.66

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Solution

The fourth proportional to 1,618,912.74, 2,427,946.26 and 481,368.66 is: 721,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,912.74 : 2,427,946.26 = 481,368.66 : x
  2. Step 2: Convert to fraction form
    1,618,912.74/2,427,946.26 = 481,368.66/x
  3. Step 3: Cross multiply
    1,618,912.74x = 2,427,946.26 × 481,368.66
  4. Step 4: Simplify right side
    1,618,912.74x = 1,168,737,237,728.21
  5. Step 5: Solve for x
    x = 1,168,737,237,728.21/1,618,912.74
  6. Step 6: Final answer
    x = 721,927.26

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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.