Home / 1,945,604.87-2,684,961.27-1,074,498.32

Finding the Fourth Proportional to 1,945,604.87, 2,684,961.27 and 1,074,498.32

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Solution

The fourth proportional to 1,945,604.87, 2,684,961.27 and 1,074,498.32 is: 1,482,822.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,604.87 : 2,684,961.27 = 1,074,498.32 : x
  2. Step 2: Convert to fraction form
    1,945,604.87/2,684,961.27 = 1,074,498.32/x
  3. Step 3: Cross multiply
    1,945,604.87x = 2,684,961.27 × 1,074,498.32
  4. Step 4: Simplify right side
    1,945,604.87x = 2,884,986,373,880.07
  5. Step 5: Solve for x
    x = 2,884,986,373,880.07/1,945,604.87
  6. Step 6: Final answer
    x = 1,482,822.34

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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.