Home / 2,539,409.73-3,809,040.72-742,335.42

Finding the Fourth Proportional to 2,539,409.73, 3,809,040.72 and 742,335.42

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Solution

The fourth proportional to 2,539,409.73, 3,809,040.72 and 742,335.42 is: 1,113,481.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,409.73 : 3,809,040.72 = 742,335.42 : x
  2. Step 2: Convert to fraction form
    2,539,409.73/3,809,040.72 = 742,335.42/x
  3. Step 3: Cross multiply
    2,539,409.73x = 3,809,040.72 × 742,335.42
  4. Step 4: Simplify right side
    2,539,409.73x = 2,827,585,842,678.30
  5. Step 5: Solve for x
    x = 2,827,585,842,678.30/2,539,409.73
  6. Step 6: Final answer
    x = 1,113,481.53

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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.