Home / 1,274,683.38-1,912,429.53-376,129.50

Finding the Fourth Proportional to 1,274,683.38, 1,912,429.53 and 376,129.50

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Solution

The fourth proportional to 1,274,683.38, 1,912,429.53 and 376,129.50 is: 564,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,683.38 : 1,912,429.53 = 376,129.50 : x
  2. Step 2: Convert to fraction form
    1,274,683.38/1,912,429.53 = 376,129.50/x
  3. Step 3: Cross multiply
    1,274,683.38x = 1,912,429.53 × 376,129.50
  4. Step 4: Simplify right side
    1,274,683.38x = 719,321,162,904.14
  5. Step 5: Solve for x
    x = 719,321,162,904.14/1,274,683.38
  6. Step 6: Final answer
    x = 564,313.60

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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.