Home / 2,472,779.61-3,404,504.93-1,928,216.61

Finding the Fourth Proportional to 2,472,779.61, 3,404,504.93 and 1,928,216.61

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Solution

The fourth proportional to 2,472,779.61, 3,404,504.93 and 1,928,216.61 is: 2,654,754.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472,779.61 : 3,404,504.93 = 1,928,216.61 : x
  2. Step 2: Convert to fraction form
    2,472,779.61/3,404,504.93 = 1,928,216.61/x
  3. Step 3: Cross multiply
    2,472,779.61x = 3,404,504.93 × 1,928,216.61
  4. Step 4: Simplify right side
    2,472,779.61x = 6,564,622,945,211.81
  5. Step 5: Solve for x
    x = 6,564,622,945,211.81/2,472,779.61
  6. Step 6: Final answer
    x = 2,654,754.56

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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.