Home / 2,989,636.50-4,484,454.75-969,570.21

Finding the Fourth Proportional to 2,989,636.50, 4,484,454.75 and 969,570.21

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Solution

The fourth proportional to 2,989,636.50, 4,484,454.75 and 969,570.21 is: 1,454,355.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,636.50 : 4,484,454.75 = 969,570.21 : x
  2. Step 2: Convert to fraction form
    2,989,636.50/4,484,454.75 = 969,570.21/x
  3. Step 3: Cross multiply
    2,989,636.50x = 4,484,454.75 × 969,570.21
  4. Step 4: Simplify right side
    2,989,636.50x = 4,347,993,733,693.00
  5. Step 5: Solve for x
    x = 4,347,993,733,693.00/2,989,636.50
  6. Step 6: Final answer
    x = 1,454,355.32

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Similar ratio
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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.