Home / 2,085,778-2,878,373.64-1,131,922

Finding the Fourth Proportional to 2,085,778, 2,878,373.64 and 1,131,922

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Solution

The fourth proportional to 2,085,778, 2,878,373.64 and 1,131,922 is: 1,562,052.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,778 : 2,878,373.64 = 1,131,922 : x
  2. Step 2: Convert to fraction form
    2,085,778/2,878,373.64 = 1,131,922/x
  3. Step 3: Cross multiply
    2,085,778x = 2,878,373.64 × 1,131,922
  4. Step 4: Simplify right side
    2,085,778x = 3,258,094,447,336.08
  5. Step 5: Solve for x
    x = 3,258,094,447,336.08/2,085,778
  6. Step 6: Final answer
    x = 1,562,052.36

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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.