Home / 1,318,244.28-1,977,957.18-607,891.56

Finding the Fourth Proportional to 1,318,244.28, 1,977,957.18 and 607,891.56

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Solution

The fourth proportional to 1,318,244.28, 1,977,957.18 and 607,891.56 is: 912,109.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,244.28 : 1,977,957.18 = 607,891.56 : x
  2. Step 2: Convert to fraction form
    1,318,244.28/1,977,957.18 = 607,891.56/x
  3. Step 3: Cross multiply
    1,318,244.28x = 1,977,957.18 × 607,891.56
  4. Step 4: Simplify right side
    1,318,244.28x = 1,202,383,475,763.40
  5. Step 5: Solve for x
    x = 1,202,383,475,763.40/1,318,244.28
  6. Step 6: Final answer
    x = 912,109.76

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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.