Home / 2,115,700.77-3,173,772.60-695,867.58

Finding the Fourth Proportional to 2,115,700.77, 3,173,772.60 and 695,867.58

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Solution

The fourth proportional to 2,115,700.77, 3,173,772.60 and 695,867.58 is: 1,043,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,700.77 : 3,173,772.60 = 695,867.58 : x
  2. Step 2: Convert to fraction form
    2,115,700.77/3,173,772.60 = 695,867.58/x
  3. Step 3: Cross multiply
    2,115,700.77x = 3,173,772.60 × 695,867.58
  4. Step 4: Simplify right side
    2,115,700.77x = 2,208,525,458,632.31
  5. Step 5: Solve for x
    x = 2,208,525,458,632.31/2,115,700.77
  6. Step 6: Final answer
    x = 1,043,874.20

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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.