Home / 1,267,023.87-1,747,091.83-807,410.40

Finding the Fourth Proportional to 1,267,023.87, 1,747,091.83 and 807,410.40

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Solution

The fourth proportional to 1,267,023.87, 1,747,091.83 and 807,410.40 is: 1,113,333.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,023.87 : 1,747,091.83 = 807,410.40 : x
  2. Step 2: Convert to fraction form
    1,267,023.87/1,747,091.83 = 807,410.40/x
  3. Step 3: Cross multiply
    1,267,023.87x = 1,747,091.83 × 807,410.40
  4. Step 4: Simplify right side
    1,267,023.87x = 1,410,620,113,297.03
  5. Step 5: Solve for x
    x = 1,410,620,113,297.03/1,267,023.87
  6. Step 6: Final answer
    x = 1,113,333.49

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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.