Home / 1,669,650.79-2,505,671.96-710,778.67

Finding the Fourth Proportional to 1,669,650.79, 2,505,671.96 and 710,778.67

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Solution

The fourth proportional to 1,669,650.79, 2,505,671.96 and 710,778.67 is: 1,066,677.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,650.79 : 2,505,671.96 = 710,778.67 : x
  2. Step 2: Convert to fraction form
    1,669,650.79/2,505,671.96 = 710,778.67/x
  3. Step 3: Cross multiply
    1,669,650.79x = 2,505,671.96 × 710,778.67
  4. Step 4: Simplify right side
    1,669,650.79x = 1,780,978,183,185.09
  5. Step 5: Solve for x
    x = 1,780,978,183,185.09/1,669,650.79
  6. Step 6: Final answer
    x = 1,066,677.05

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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.