Home / 1,492,416.25-2,238,603.53-851,351.87

Finding the Fourth Proportional to 1,492,416.25, 2,238,603.53 and 851,351.87

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Solution

The fourth proportional to 1,492,416.25, 2,238,603.53 and 851,351.87 is: 1,277,015.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,416.25 : 2,238,603.53 = 851,351.87 : x
  2. Step 2: Convert to fraction form
    1,492,416.25/2,238,603.53 = 851,351.87/x
  3. Step 3: Cross multiply
    1,492,416.25x = 2,238,603.53 × 851,351.87
  4. Step 4: Simplify right side
    1,492,416.25x = 1,905,839,302,793.85
  5. Step 5: Solve for x
    x = 1,905,839,302,793.85/1,492,416.25
  6. Step 6: Final answer
    x = 1,277,015.92

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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.