Home / 2,875,066.96-3,968,867.66-1,856,968.24

Finding the Fourth Proportional to 2,875,066.96, 3,968,867.66 and 1,856,968.24

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Solution

The fourth proportional to 2,875,066.96, 3,968,867.66 and 1,856,968.24 is: 2,563,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,066.96 : 3,968,867.66 = 1,856,968.24 : x
  2. Step 2: Convert to fraction form
    2,875,066.96/3,968,867.66 = 1,856,968.24/x
  3. Step 3: Cross multiply
    2,875,066.96x = 3,968,867.66 × 1,856,968.24
  4. Step 4: Simplify right side
    2,875,066.96x = 7,370,061,193,383.12
  5. Step 5: Solve for x
    x = 7,370,061,193,383.12/2,875,066.96
  6. Step 6: Final answer
    x = 2,563,439.84

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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.