Home / 1,265,380.05-1,746,219.74-684,601.32

Finding the Fourth Proportional to 1,265,380.05, 1,746,219.74 and 684,601.32

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Solution

The fourth proportional to 1,265,380.05, 1,746,219.74 and 684,601.32 is: 944,747.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,380.05 : 1,746,219.74 = 684,601.32 : x
  2. Step 2: Convert to fraction form
    1,265,380.05/1,746,219.74 = 684,601.32/x
  3. Step 3: Cross multiply
    1,265,380.05x = 1,746,219.74 × 684,601.32
  4. Step 4: Simplify right side
    1,265,380.05x = 1,195,464,338,093.21
  5. Step 5: Solve for x
    x = 1,195,464,338,093.21/1,265,380.05
  6. Step 6: Final answer
    x = 944,747.26

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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.