Home / 1,821,259.28-2,732,185.20-684,110

Finding the Fourth Proportional to 1,821,259.28, 2,732,185.20 and 684,110

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Solution

The fourth proportional to 1,821,259.28, 2,732,185.20 and 684,110 is: 1,026,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,259.28 : 2,732,185.20 = 684,110 : x
  2. Step 2: Convert to fraction form
    1,821,259.28/2,732,185.20 = 684,110/x
  3. Step 3: Cross multiply
    1,821,259.28x = 2,732,185.20 × 684,110
  4. Step 4: Simplify right side
    1,821,259.28x = 1,869,115,217,172.00
  5. Step 5: Solve for x
    x = 1,869,115,217,172.00/1,821,259.28
  6. Step 6: Final answer
    x = 1,026,276.29

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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.