Home / 2,998,439.16-4,137,878.70-1,640,283

Finding the Fourth Proportional to 2,998,439.16, 4,137,878.70 and 1,640,283

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Solution

The fourth proportional to 2,998,439.16, 4,137,878.70 and 1,640,283 is: 2,263,608.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,439.16 : 4,137,878.70 = 1,640,283 : x
  2. Step 2: Convert to fraction form
    2,998,439.16/4,137,878.70 = 1,640,283/x
  3. Step 3: Cross multiply
    2,998,439.16x = 4,137,878.70 × 1,640,283
  4. Step 4: Simplify right side
    2,998,439.16x = 6,787,292,087,672.10
  5. Step 5: Solve for x
    x = 6,787,292,087,672.10/2,998,439.16
  6. Step 6: Final answer
    x = 2,263,608.41

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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.