Home / 3,258,321.36-4,496,555.40-1,807,971

Finding the Fourth Proportional to 3,258,321.36, 4,496,555.40 and 1,807,971

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Solution

The fourth proportional to 3,258,321.36, 4,496,555.40 and 1,807,971 is: 2,495,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,321.36 : 4,496,555.40 = 1,807,971 : x
  2. Step 2: Convert to fraction form
    3,258,321.36/4,496,555.40 = 1,807,971/x
  3. Step 3: Cross multiply
    3,258,321.36x = 4,496,555.40 × 1,807,971
  4. Step 4: Simplify right side
    3,258,321.36x = 8,129,641,763,093.40
  5. Step 5: Solve for x
    x = 8,129,641,763,093.40/3,258,321.36
  6. Step 6: Final answer
    x = 2,495,039.89

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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.