Home / 1,481,893.61-2,045,015.25-802,830.11

Finding the Fourth Proportional to 1,481,893.61, 2,045,015.25 and 802,830.11

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Solution

The fourth proportional to 1,481,893.61, 2,045,015.25 and 802,830.11 is: 1,107,906.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,893.61 : 2,045,015.25 = 802,830.11 : x
  2. Step 2: Convert to fraction form
    1,481,893.61/2,045,015.25 = 802,830.11/x
  3. Step 3: Cross multiply
    1,481,893.61x = 2,045,015.25 × 802,830.11
  4. Step 4: Simplify right side
    1,481,893.61x = 1,641,799,807,884.10
  5. Step 5: Solve for x
    x = 1,641,799,807,884.10/1,481,893.61
  6. Step 6: Final answer
    x = 1,107,906.67

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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.