Home / 2,989,633.50-4,484,450.25-969,567.21

Finding the Fourth Proportional to 2,989,633.50, 4,484,450.25 and 969,567.21

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Solution

The fourth proportional to 2,989,633.50, 4,484,450.25 and 969,567.21 is: 1,454,350.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,633.50 : 4,484,450.25 = 969,567.21 : x
  2. Step 2: Convert to fraction form
    2,989,633.50/4,484,450.25 = 969,567.21/x
  3. Step 3: Cross multiply
    2,989,633.50x = 4,484,450.25 × 969,567.21
  4. Step 4: Simplify right side
    2,989,633.50x = 4,347,975,917,276.30
  5. Step 5: Solve for x
    x = 4,347,975,917,276.30/2,989,633.50
  6. Step 6: Final answer
    x = 1,454,350.82

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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.