Home / 1,515,935.36-2,091,986.52-836,867

Finding the Fourth Proportional to 1,515,935.36, 2,091,986.52 and 836,867

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Solution

The fourth proportional to 1,515,935.36, 2,091,986.52 and 836,867 is: 1,154,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,935.36 : 2,091,986.52 = 836,867 : x
  2. Step 2: Convert to fraction form
    1,515,935.36/2,091,986.52 = 836,867/x
  3. Step 3: Cross multiply
    1,515,935.36x = 2,091,986.52 × 836,867
  4. Step 4: Simplify right side
    1,515,935.36x = 1,750,714,483,032.84
  5. Step 5: Solve for x
    x = 1,750,714,483,032.84/1,515,935.36
  6. Step 6: Final answer
    x = 1,154,874.10

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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.