Home / 1,351,146.15-1,864,322.73-770,358.33

Finding the Fourth Proportional to 1,351,146.15, 1,864,322.73 and 770,358.33

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Solution

The fourth proportional to 1,351,146.15, 1,864,322.73 and 770,358.33 is: 1,062,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,146.15 : 1,864,322.73 = 770,358.33 : x
  2. Step 2: Convert to fraction form
    1,351,146.15/1,864,322.73 = 770,358.33/x
  3. Step 3: Cross multiply
    1,351,146.15x = 1,864,322.73 × 770,358.33
  4. Step 4: Simplify right side
    1,351,146.15x = 1,436,196,544,863.84
  5. Step 5: Solve for x
    x = 1,436,196,544,863.84/1,351,146.15
  6. Step 6: Final answer
    x = 1,062,946.85

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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.