Home / 2,691,742.29-3,713,666.37-1,725,405.42

Finding the Fourth Proportional to 2,691,742.29, 3,713,666.37 and 1,725,405.42

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Solution

The fourth proportional to 2,691,742.29, 3,713,666.37 and 1,725,405.42 is: 2,380,458.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,742.29 : 3,713,666.37 = 1,725,405.42 : x
  2. Step 2: Convert to fraction form
    2,691,742.29/3,713,666.37 = 1,725,405.42/x
  3. Step 3: Cross multiply
    2,691,742.29x = 3,713,666.37 × 1,725,405.42
  4. Step 4: Simplify right side
    2,691,742.29x = 6,407,580,082,869.73
  5. Step 5: Solve for x
    x = 6,407,580,082,869.73/2,691,742.29
  6. Step 6: Final answer
    x = 2,380,458.23

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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.