Home / 4,869,929.20-7,305,890.11-1,674,640.39

Finding the Fourth Proportional to 4,869,929.20, 7,305,890.11 and 1,674,640.39

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Solution

The fourth proportional to 4,869,929.20, 7,305,890.11 and 1,674,640.39 is: 2,512,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869,929.20 : 7,305,890.11 = 1,674,640.39 : x
  2. Step 2: Convert to fraction form
    4,869,929.20/7,305,890.11 = 1,674,640.39/x
  3. Step 3: Cross multiply
    4,869,929.20x = 7,305,890.11 × 1,674,640.39
  4. Step 4: Simplify right side
    4,869,929.20x = 12,234,738,649,029.42
  5. Step 5: Solve for x
    x = 12,234,738,649,029.42/4,869,929.20
  6. Step 6: Final answer
    x = 2,512,303.19

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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.