Home / 3,258,020.21-4,495,999.19-1,807,684.43

Finding the Fourth Proportional to 3,258,020.21, 4,495,999.19 and 1,807,684.43

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Solution

The fourth proportional to 3,258,020.21, 4,495,999.19 and 1,807,684.43 is: 2,494,566.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,020.21 : 4,495,999.19 = 1,807,684.43 : x
  2. Step 2: Convert to fraction form
    3,258,020.21/4,495,999.19 = 1,807,684.43/x
  3. Step 3: Cross multiply
    3,258,020.21x = 4,495,999.19 × 1,807,684.43
  4. Step 4: Simplify right side
    3,258,020.21x = 8,127,347,735,257.19
  5. Step 5: Solve for x
    x = 8,127,347,735,257.19/3,258,020.21
  6. Step 6: Final answer
    x = 2,494,566.39

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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.