Home / 3,689,550.90-5,091,360.93-2,140,692.60

Finding the Fourth Proportional to 3,689,550.90, 5,091,360.93 and 2,140,692.60

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Solution

The fourth proportional to 3,689,550.90, 5,091,360.93 and 2,140,692.60 is: 2,954,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,550.90 : 5,091,360.93 = 2,140,692.60 : x
  2. Step 2: Convert to fraction form
    3,689,550.90/5,091,360.93 = 2,140,692.60/x
  3. Step 3: Cross multiply
    3,689,550.90x = 5,091,360.93 × 2,140,692.60
  4. Step 4: Simplify right side
    3,689,550.90x = 10,899,038,666,780.12
  5. Step 5: Solve for x
    x = 10,899,038,666,780.12/3,689,550.90
  6. Step 6: Final answer
    x = 2,954,028.54

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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.