Home / 1,084,628.16-1,626,285.28-485,477.44

Finding the Fourth Proportional to 1,084,628.16, 1,626,285.28 and 485,477.44

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Solution

The fourth proportional to 1,084,628.16, 1,626,285.28 and 485,477.44 is: 727,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,628.16 : 1,626,285.28 = 485,477.44 : x
  2. Step 2: Convert to fraction form
    1,084,628.16/1,626,285.28 = 485,477.44/x
  3. Step 3: Cross multiply
    1,084,628.16x = 1,626,285.28 × 485,477.44
  4. Step 4: Simplify right side
    1,084,628.16x = 789,524,814,444.08
  5. Step 5: Solve for x
    x = 789,524,814,444.08/1,084,628.16
  6. Step 6: Final answer
    x = 727,922.11

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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.