Home / 5,099,769.37-7,649,048.85-1,688,063.95

Finding the Fourth Proportional to 5,099,769.37, 7,649,048.85 and 1,688,063.95

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Solution

The fourth proportional to 5,099,769.37, 7,649,048.85 and 1,688,063.95 is: 2,531,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099,769.37 : 7,649,048.85 = 1,688,063.95 : x
  2. Step 2: Convert to fraction form
    5,099,769.37/7,649,048.85 = 1,688,063.95/x
  3. Step 3: Cross multiply
    5,099,769.37x = 7,649,048.85 × 1,688,063.95
  4. Step 4: Simplify right side
    5,099,769.37x = 12,912,083,615,473.96
  5. Step 5: Solve for x
    x = 12,912,083,615,473.96/5,099,769.37
  6. Step 6: Final answer
    x = 2,531,895.60

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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.