Home / 2,998,440.84-4,137,946.16-1,640,313.84

Finding the Fourth Proportional to 2,998,440.84, 4,137,946.16 and 1,640,313.84

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Solution

The fourth proportional to 2,998,440.84, 4,137,946.16 and 1,640,313.84 is: 2,263,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,440.84 : 4,137,946.16 = 1,640,313.84 : x
  2. Step 2: Convert to fraction form
    2,998,440.84/4,137,946.16 = 1,640,313.84/x
  3. Step 3: Cross multiply
    2,998,440.84x = 4,137,946.16 × 1,640,313.84
  4. Step 4: Simplify right side
    2,998,440.84x = 6,787,530,347,221.29
  5. Step 5: Solve for x
    x = 6,787,530,347,221.29/2,998,440.84
  6. Step 6: Final answer
    x = 2,263,686.60

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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.