Home / 1,096,153.70-1,511,315.61-838,346.90

Finding the Fourth Proportional to 1,096,153.70, 1,511,315.61 and 838,346.90

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Solution

The fourth proportional to 1,096,153.70, 1,511,315.61 and 838,346.90 is: 1,155,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,153.70 : 1,511,315.61 = 838,346.90 : x
  2. Step 2: Convert to fraction form
    1,096,153.70/1,511,315.61 = 838,346.90/x
  3. Step 3: Cross multiply
    1,096,153.70x = 1,511,315.61 × 838,346.90
  4. Step 4: Simplify right side
    1,096,153.70x = 1,267,006,749,008.53
  5. Step 5: Solve for x
    x = 1,267,006,749,008.53/1,096,153.70
  6. Step 6: Final answer
    x = 1,155,865.97

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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.