Home / 1,618,923.64-2,427,962.13-481,379.47

Finding the Fourth Proportional to 1,618,923.64, 2,427,962.13 and 481,379.47

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Solution

The fourth proportional to 1,618,923.64, 2,427,962.13 and 481,379.47 is: 721,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,923.64 : 2,427,962.13 = 481,379.47 : x
  2. Step 2: Convert to fraction form
    1,618,923.64/2,427,962.13 = 481,379.47/x
  3. Step 3: Cross multiply
    1,618,923.64x = 2,427,962.13 × 481,379.47
  4. Step 4: Simplify right side
    1,618,923.64x = 1,168,771,123,319.47
  5. Step 5: Solve for x
    x = 1,168,771,123,319.47/1,618,923.64
  6. Step 6: Final answer
    x = 721,943.33

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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.