Home / 1,302,874.40-1,954,311.60-416,410.40

Finding the Fourth Proportional to 1,302,874.40, 1,954,311.60 and 416,410.40

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Solution

The fourth proportional to 1,302,874.40, 1,954,311.60 and 416,410.40 is: 624,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,874.40 : 1,954,311.60 = 416,410.40 : x
  2. Step 2: Convert to fraction form
    1,302,874.40/1,954,311.60 = 416,410.40/x
  3. Step 3: Cross multiply
    1,302,874.40x = 1,954,311.60 × 416,410.40
  4. Step 4: Simplify right side
    1,302,874.40x = 813,795,675,080.64
  5. Step 5: Solve for x
    x = 813,795,675,080.64/1,302,874.40
  6. Step 6: Final answer
    x = 624,615.60

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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.