Home / 1,214,692.96-1,676,247.60-670,817.92

Finding the Fourth Proportional to 1,214,692.96, 1,676,247.60 and 670,817.92

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Solution

The fourth proportional to 1,214,692.96, 1,676,247.60 and 670,817.92 is: 925,712.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,692.96 : 1,676,247.60 = 670,817.92 : x
  2. Step 2: Convert to fraction form
    1,214,692.96/1,676,247.60 = 670,817.92/x
  3. Step 3: Cross multiply
    1,214,692.96x = 1,676,247.60 × 670,817.92
  4. Step 4: Simplify right side
    1,214,692.96x = 1,124,456,928,436.99
  5. Step 5: Solve for x
    x = 1,124,456,928,436.99/1,214,692.96
  6. Step 6: Final answer
    x = 925,712.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.