Home / 1,476,289.55-2,037,270.30-831,916.73

Finding the Fourth Proportional to 1,476,289.55, 2,037,270.30 and 831,916.73

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Solution

The fourth proportional to 1,476,289.55, 2,037,270.30 and 831,916.73 is: 1,148,039.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,289.55 : 2,037,270.30 = 831,916.73 : x
  2. Step 2: Convert to fraction form
    1,476,289.55/2,037,270.30 = 831,916.73/x
  3. Step 3: Cross multiply
    1,476,289.55x = 2,037,270.30 × 831,916.73
  4. Step 4: Simplify right side
    1,476,289.55x = 1,694,839,246,102.12
  5. Step 5: Solve for x
    x = 1,694,839,246,102.12/1,476,289.55
  6. Step 6: Final answer
    x = 1,148,039.86

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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.