Home / 1,193,007.69-1,792,500.91-1,121,263.16

Finding the Fourth Proportional to 1,193,007.69, 1,792,500.91 and 1,121,263.16

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Solution

The fourth proportional to 1,193,007.69, 1,792,500.91 and 1,121,263.16 is: 1,684,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,007.69 : 1,792,500.91 = 1,121,263.16 : x
  2. Step 2: Convert to fraction form
    1,193,007.69/1,792,500.91 = 1,121,263.16/x
  3. Step 3: Cross multiply
    1,193,007.69x = 1,792,500.91 × 1,121,263.16
  4. Step 4: Simplify right side
    1,193,007.69x = 2,009,865,222,883.81
  5. Step 5: Solve for x
    x = 2,009,865,222,883.81/1,193,007.69
  6. Step 6: Final answer
    x = 1,684,704.33

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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.