Home / 1,166,636.77-1,751,853.74-720,195.57

Finding the Fourth Proportional to 1,166,636.77, 1,751,853.74 and 720,195.57

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Solution

The fourth proportional to 1,166,636.77, 1,751,853.74 and 720,195.57 is: 1,081,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,636.77 : 1,751,853.74 = 720,195.57 : x
  2. Step 2: Convert to fraction form
    1,166,636.77/1,751,853.74 = 720,195.57/x
  3. Step 3: Cross multiply
    1,166,636.77x = 1,751,853.74 × 720,195.57
  4. Step 4: Simplify right side
    1,166,636.77x = 1,261,677,299,234.95
  5. Step 5: Solve for x
    x = 1,261,677,299,234.95/1,166,636.77
  6. Step 6: Final answer
    x = 1,081,465.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.