Home / 3,380,639.80-4,665,256.14-1,852,743.28

Finding the Fourth Proportional to 3,380,639.80, 4,665,256.14 and 1,852,743.28

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Solution

The fourth proportional to 3,380,639.80, 4,665,256.14 and 1,852,743.28 is: 2,556,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,639.80 : 4,665,256.14 = 1,852,743.28 : x
  2. Step 2: Convert to fraction form
    3,380,639.80/4,665,256.14 = 1,852,743.28/x
  3. Step 3: Cross multiply
    3,380,639.80x = 4,665,256.14 × 1,852,743.28
  4. Step 4: Simplify right side
    3,380,639.80x = 8,643,521,962,863.74
  5. Step 5: Solve for x
    x = 8,643,521,962,863.74/3,380,639.80
  6. Step 6: Final answer
    x = 2,556,771.05

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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.