Home / 6,306,302.20-8,702,696.70-3,405,692.79

Finding the Fourth Proportional to 6,306,302.20, 8,702,696.70 and 3,405,692.79

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Solution

The fourth proportional to 6,306,302.20, 8,702,696.70 and 3,405,692.79 is: 4,699,855.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306,302.20 : 8,702,696.70 = 3,405,692.79 : x
  2. Step 2: Convert to fraction form
    6,306,302.20/8,702,696.70 = 3,405,692.79/x
  3. Step 3: Cross multiply
    6,306,302.20x = 8,702,696.70 × 3,405,692.79
  4. Step 4: Simplify right side
    6,306,302.20x = 29,638,711,404,746.79
  5. Step 5: Solve for x
    x = 29,638,711,404,746.79/6,306,302.20
  6. Step 6: Final answer
    x = 4,699,855.87

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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.