Home / 3,556,745-4,908,308.34-1,947,113

Finding the Fourth Proportional to 3,556,745, 4,908,308.34 and 1,947,113

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Solution

The fourth proportional to 3,556,745, 4,908,308.34 and 1,947,113 is: 2,687,016.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,745 : 4,908,308.34 = 1,947,113 : x
  2. Step 2: Convert to fraction form
    3,556,745/4,908,308.34 = 1,947,113/x
  3. Step 3: Cross multiply
    3,556,745x = 4,908,308.34 × 1,947,113
  4. Step 4: Simplify right side
    3,556,745x = 9,557,030,976,822.42
  5. Step 5: Solve for x
    x = 9,557,030,976,822.42/3,556,745
  6. Step 6: Final answer
    x = 2,687,016.07

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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.