Home / 1,618,251.81-2,427,860.63-481,051.90

Finding the Fourth Proportional to 1,618,251.81, 2,427,860.63 and 481,051.90

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Solution

The fourth proportional to 1,618,251.81, 2,427,860.63 and 481,051.90 is: 721,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,251.81 : 2,427,860.63 = 481,051.90 : x
  2. Step 2: Convert to fraction form
    1,618,251.81/2,427,860.63 = 481,051.90/x
  3. Step 3: Cross multiply
    1,618,251.81x = 2,427,860.63 × 481,051.90
  4. Step 4: Simplify right side
    1,618,251.81x = 1,167,926,968,996.70
  5. Step 5: Solve for x
    x = 1,167,926,968,996.70/1,618,251.81
  6. Step 6: Final answer
    x = 721,721.40

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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.