Home / 2,998,442.66-4,137,883.53-1,640,286.50

Finding the Fourth Proportional to 2,998,442.66, 4,137,883.53 and 1,640,286.50

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Solution

The fourth proportional to 2,998,442.66, 4,137,883.53 and 1,640,286.50 is: 2,263,613.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,442.66 : 4,137,883.53 = 1,640,286.50 : x
  2. Step 2: Convert to fraction form
    2,998,442.66/4,137,883.53 = 1,640,286.50/x
  3. Step 3: Cross multiply
    2,998,442.66x = 4,137,883.53 × 1,640,286.50
  4. Step 4: Simplify right side
    2,998,442.66x = 6,787,314,492,831.35
  5. Step 5: Solve for x
    x = 6,787,314,492,831.35/2,998,442.66
  6. Step 6: Final answer
    x = 2,263,613.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.