Home / 3,240,971.68-4,472,631.10-1,790,760.54

Finding the Fourth Proportional to 3,240,971.68, 4,472,631.10 and 1,790,760.54

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Solution

The fourth proportional to 3,240,971.68, 4,472,631.10 and 1,790,760.54 is: 2,471,299.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,971.68 : 4,472,631.10 = 1,790,760.54 : x
  2. Step 2: Convert to fraction form
    3,240,971.68/4,472,631.10 = 1,790,760.54/x
  3. Step 3: Cross multiply
    3,240,971.68x = 4,472,631.10 × 1,790,760.54
  4. Step 4: Simplify right side
    3,240,971.68x = 8,009,411,283,856.79
  5. Step 5: Solve for x
    x = 8,009,411,283,856.79/3,240,971.68
  6. Step 6: Final answer
    x = 2,471,299.37

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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.