Home / 2,526,981.30-3,790,071-821,165.04

Finding the Fourth Proportional to 2,526,981.30, 3,790,071 and 821,165.04

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Solution

The fourth proportional to 2,526,981.30, 3,790,071 and 821,165.04 is: 1,231,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526,981.30 : 3,790,071 = 821,165.04 : x
  2. Step 2: Convert to fraction form
    2,526,981.30/3,790,071 = 821,165.04/x
  3. Step 3: Cross multiply
    2,526,981.30x = 3,790,071 × 821,165.04
  4. Step 4: Simplify right side
    2,526,981.30x = 3,112,273,804,317.84
  5. Step 5: Solve for x
    x = 3,112,273,804,317.84/2,526,981.30
  6. Step 6: Final answer
    x = 1,231,617.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.