Home / 1,807,791.21-2,494,745.02-992,008.54

Finding the Fourth Proportional to 1,807,791.21, 2,494,745.02 and 992,008.54

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Solution

The fourth proportional to 1,807,791.21, 2,494,745.02 and 992,008.54 is: 1,368,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,791.21 : 2,494,745.02 = 992,008.54 : x
  2. Step 2: Convert to fraction form
    1,807,791.21/2,494,745.02 = 992,008.54/x
  3. Step 3: Cross multiply
    1,807,791.21x = 2,494,745.02 × 992,008.54
  4. Step 4: Simplify right side
    1,807,791.21x = 2,474,808,369,320.91
  5. Step 5: Solve for x
    x = 2,474,808,369,320.91/1,807,791.21
  6. Step 6: Final answer
    x = 1,368,968.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.