Home / 3,123,936.90-4,686,008.42-1,074,576.86

Finding the Fourth Proportional to 3,123,936.90, 4,686,008.42 and 1,074,576.86

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Solution

The fourth proportional to 3,123,936.90, 4,686,008.42 and 1,074,576.86 is: 1,611,900.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,936.90 : 4,686,008.42 = 1,074,576.86 : x
  2. Step 2: Convert to fraction form
    3,123,936.90/4,686,008.42 = 1,074,576.86/x
  3. Step 3: Cross multiply
    3,123,936.90x = 4,686,008.42 × 1,074,576.86
  4. Step 4: Simplify right side
    3,123,936.90x = 5,035,476,213,897.16
  5. Step 5: Solve for x
    x = 5,035,476,213,897.16/3,123,936.90
  6. Step 6: Final answer
    x = 1,611,900.74

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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.