Home / 1,640,961.70-2,460,276.15-629,692.90

Finding the Fourth Proportional to 1,640,961.70, 2,460,276.15 and 629,692.90

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Solution

The fourth proportional to 1,640,961.70, 2,460,276.15 and 629,692.90 is: 944,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,961.70 : 2,460,276.15 = 629,692.90 : x
  2. Step 2: Convert to fraction form
    1,640,961.70/2,460,276.15 = 629,692.90/x
  3. Step 3: Cross multiply
    1,640,961.70x = 2,460,276.15 × 629,692.90
  4. Step 4: Simplify right side
    1,640,961.70x = 1,549,218,423,694.34
  5. Step 5: Solve for x
    x = 1,549,218,423,694.34/1,640,961.70
  6. Step 6: Final answer
    x = 944,091.76

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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.