Home / 2,691,742.79-3,713,667.06-1,725,405.92

Finding the Fourth Proportional to 2,691,742.79, 3,713,667.06 and 1,725,405.92

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Solution

The fourth proportional to 2,691,742.79, 3,713,667.06 and 1,725,405.92 is: 2,380,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,742.79 : 3,713,667.06 = 1,725,405.92 : x
  2. Step 2: Convert to fraction form
    2,691,742.79/3,713,667.06 = 1,725,405.92/x
  3. Step 3: Cross multiply
    2,691,742.79x = 3,713,667.06 × 1,725,405.92
  4. Step 4: Simplify right side
    2,691,742.79x = 6,407,583,130,233.00
  5. Step 5: Solve for x
    x = 6,407,583,130,233.00/2,691,742.79
  6. Step 6: Final answer
    x = 2,380,458.92

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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.