Home / 4,829,429.20-7,248,809.40-2,939,861.20

Finding the Fourth Proportional to 4,829,429.20, 7,248,809.40 and 2,939,861.20

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Solution

The fourth proportional to 4,829,429.20, 7,248,809.40 and 2,939,861.20 is: 4,412,631.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829,429.20 : 7,248,809.40 = 2,939,861.20 : x
  2. Step 2: Convert to fraction form
    4,829,429.20/7,248,809.40 = 2,939,861.20/x
  3. Step 3: Cross multiply
    4,829,429.20x = 7,248,809.40 × 2,939,861.20
  4. Step 4: Simplify right side
    4,829,429.20x = 21,310,493,501,255.28
  5. Step 5: Solve for x
    x = 21,310,493,501,255.28/4,829,429.20
  6. Step 6: Final answer
    x = 4,412,631.93

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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.