Home / 3,219,760.36-4,831,854.96-1,326,501.76

Finding the Fourth Proportional to 3,219,760.36, 4,831,854.96 and 1,326,501.76

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Solution

The fourth proportional to 3,219,760.36, 4,831,854.96 and 1,326,501.76 is: 1,990,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,760.36 : 4,831,854.96 = 1,326,501.76 : x
  2. Step 2: Convert to fraction form
    3,219,760.36/4,831,854.96 = 1,326,501.76/x
  3. Step 3: Cross multiply
    3,219,760.36x = 4,831,854.96 × 1,326,501.76
  4. Step 4: Simplify right side
    3,219,760.36x = 6,409,464,108,504.73
  5. Step 5: Solve for x
    x = 6,409,464,108,504.73/3,219,760.36
  6. Step 6: Final answer
    x = 1,990,664.95

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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.