Home / 1,200,874.40-1,796,937.60-885,946.40

Finding the Fourth Proportional to 1,200,874.40, 1,796,937.60 and 885,946.40

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Solution

The fourth proportional to 1,200,874.40, 1,796,937.60 and 885,946.40 is: 1,325,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,874.40 : 1,796,937.60 = 885,946.40 : x
  2. Step 2: Convert to fraction form
    1,200,874.40/1,796,937.60 = 885,946.40/x
  3. Step 3: Cross multiply
    1,200,874.40x = 1,796,937.60 × 885,946.40
  4. Step 4: Simplify right side
    1,200,874.40x = 1,591,990,397,744.64
  5. Step 5: Solve for x
    x = 1,591,990,397,744.64/1,200,874.40
  6. Step 6: Final answer
    x = 1,325,692.68

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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.