Home / 3,275,859.60-4,913,789.40-1,858,683.60

Finding the Fourth Proportional to 3,275,859.60, 4,913,789.40 and 1,858,683.60

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Solution

The fourth proportional to 3,275,859.60, 4,913,789.40 and 1,858,683.60 is: 2,788,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,859.60 : 4,913,789.40 = 1,858,683.60 : x
  2. Step 2: Convert to fraction form
    3,275,859.60/4,913,789.40 = 1,858,683.60/x
  3. Step 3: Cross multiply
    3,275,859.60x = 4,913,789.40 × 1,858,683.60
  4. Step 4: Simplify right side
    3,275,859.60x = 9,133,179,771,633.84
  5. Step 5: Solve for x
    x = 9,133,179,771,633.84/3,275,859.60
  6. Step 6: Final answer
    x = 2,788,025.40

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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.