Home / 2,847,435.40-3,928,852.26-1,686,246.52

Finding the Fourth Proportional to 2,847,435.40, 3,928,852.26 and 1,686,246.52

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Solution

The fourth proportional to 2,847,435.40, 3,928,852.26 and 1,686,246.52 is: 2,326,659.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,435.40 : 3,928,852.26 = 1,686,246.52 : x
  2. Step 2: Convert to fraction form
    2,847,435.40/3,928,852.26 = 1,686,246.52/x
  3. Step 3: Cross multiply
    2,847,435.40x = 3,928,852.26 × 1,686,246.52
  4. Step 4: Simplify right side
    2,847,435.40x = 6,625,013,451,019.14
  5. Step 5: Solve for x
    x = 6,625,013,451,019.14/2,847,435.40
  6. Step 6: Final answer
    x = 2,326,659.79

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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.