Home / 1,697,390.11-2,341,735.39-971,850.07

Finding the Fourth Proportional to 1,697,390.11, 2,341,735.39 and 971,850.07

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Solution

The fourth proportional to 1,697,390.11, 2,341,735.39 and 971,850.07 is: 1,340,773.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,390.11 : 2,341,735.39 = 971,850.07 : x
  2. Step 2: Convert to fraction form
    1,697,390.11/2,341,735.39 = 971,850.07/x
  3. Step 3: Cross multiply
    1,697,390.11x = 2,341,735.39 × 971,850.07
  4. Step 4: Simplify right side
    1,697,390.11x = 2,275,815,702,692.98
  5. Step 5: Solve for x
    x = 2,275,815,702,692.98/1,697,390.11
  6. Step 6: Final answer
    x = 1,340,773.51

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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.