Home / 2,446,328.40-3,669,492.60-763,431.90

Finding the Fourth Proportional to 2,446,328.40, 3,669,492.60 and 763,431.90

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Solution

The fourth proportional to 2,446,328.40, 3,669,492.60 and 763,431.90 is: 1,145,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446,328.40 : 3,669,492.60 = 763,431.90 : x
  2. Step 2: Convert to fraction form
    2,446,328.40/3,669,492.60 = 763,431.90/x
  3. Step 3: Cross multiply
    2,446,328.40x = 3,669,492.60 × 763,431.90
  4. Step 4: Simplify right side
    2,446,328.40x = 2,801,407,707,653.94
  5. Step 5: Solve for x
    x = 2,801,407,707,653.94/2,446,328.40
  6. Step 6: Final answer
    x = 1,145,147.85

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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.