Home / 1,411,211.43-2,116,692.27-512,660.88

Finding the Fourth Proportional to 1,411,211.43, 2,116,692.27 and 512,660.88

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Solution

The fourth proportional to 1,411,211.43, 2,116,692.27 and 512,660.88 is: 768,945.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,211.43 : 2,116,692.27 = 512,660.88 : x
  2. Step 2: Convert to fraction form
    1,411,211.43/2,116,692.27 = 512,660.88/x
  3. Step 3: Cross multiply
    1,411,211.43x = 2,116,692.27 × 512,660.88
  4. Step 4: Simplify right side
    1,411,211.43x = 1,085,145,321,827.40
  5. Step 5: Solve for x
    x = 1,085,145,321,827.40/1,411,211.43
  6. Step 6: Final answer
    x = 768,945.96

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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.