Home / 1,281,737.28-1,923,761.52-683,196.96

Finding the Fourth Proportional to 1,281,737.28, 1,923,761.52 and 683,196.96

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Solution

The fourth proportional to 1,281,737.28, 1,923,761.52 and 683,196.96 is: 1,025,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,737.28 : 1,923,761.52 = 683,196.96 : x
  2. Step 2: Convert to fraction form
    1,281,737.28/1,923,761.52 = 683,196.96/x
  3. Step 3: Cross multiply
    1,281,737.28x = 1,923,761.52 × 683,196.96
  4. Step 4: Simplify right side
    1,281,737.28x = 1,314,308,022,228.98
  5. Step 5: Solve for x
    x = 1,314,308,022,228.98/1,281,737.28
  6. Step 6: Final answer
    x = 1,025,411.40

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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.