Home / 2,989,211.40-4,495,626.90-2,682,156.60

Finding the Fourth Proportional to 2,989,211.40, 4,495,626.90 and 2,682,156.60

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Solution

The fourth proportional to 2,989,211.40, 4,495,626.90 and 2,682,156.60 is: 4,033,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,211.40 : 4,495,626.90 = 2,682,156.60 : x
  2. Step 2: Convert to fraction form
    2,989,211.40/4,495,626.90 = 2,682,156.60/x
  3. Step 3: Cross multiply
    2,989,211.40x = 4,495,626.90 × 2,682,156.60
  4. Step 4: Simplify right side
    2,989,211.40x = 12,057,975,360,972.54
  5. Step 5: Solve for x
    x = 12,057,975,360,972.54/2,989,211.40
  6. Step 6: Final answer
    x = 4,033,831.59

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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.