Home / 1,618,913.18-2,427,946.65-481,369.03

Finding the Fourth Proportional to 1,618,913.18, 2,427,946.65 and 481,369.03

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Solution

The fourth proportional to 1,618,913.18, 2,427,946.65 and 481,369.03 is: 721,927.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,913.18 : 2,427,946.65 = 481,369.03 : x
  2. Step 2: Convert to fraction form
    1,618,913.18/2,427,946.65 = 481,369.03/x
  3. Step 3: Cross multiply
    1,618,913.18x = 2,427,946.65 × 481,369.03
  4. Step 4: Simplify right side
    1,618,913.18x = 1,168,738,317,732.38
  5. Step 5: Solve for x
    x = 1,168,738,317,732.38/1,618,913.18
  6. Step 6: Final answer
    x = 721,927.73

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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.