Home / 2,998,445.34-4,137,952.37-1,640,318.34

Finding the Fourth Proportional to 2,998,445.34, 4,137,952.37 and 1,640,318.34

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Solution

The fourth proportional to 2,998,445.34, 4,137,952.37 and 1,640,318.34 is: 2,263,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,445.34 : 4,137,952.37 = 1,640,318.34 : x
  2. Step 2: Convert to fraction form
    2,998,445.34/4,137,952.37 = 1,640,318.34/x
  3. Step 3: Cross multiply
    2,998,445.34x = 4,137,952.37 × 1,640,318.34
  4. Step 4: Simplify right side
    2,998,445.34x = 6,787,559,154,355.88
  5. Step 5: Solve for x
    x = 6,787,559,154,355.88/2,998,445.34
  6. Step 6: Final answer
    x = 2,263,692.81

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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.