Home / 1,510,605.43-2,084,662.07-822,297.07

Finding the Fourth Proportional to 1,510,605.43, 2,084,662.07 and 822,297.07

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Solution

The fourth proportional to 1,510,605.43, 2,084,662.07 and 822,297.07 is: 1,134,784.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,605.43 : 2,084,662.07 = 822,297.07 : x
  2. Step 2: Convert to fraction form
    1,510,605.43/2,084,662.07 = 822,297.07/x
  3. Step 3: Cross multiply
    1,510,605.43x = 2,084,662.07 × 822,297.07
  4. Step 4: Simplify right side
    1,510,605.43x = 1,714,211,512,101.13
  5. Step 5: Solve for x
    x = 1,714,211,512,101.13/1,510,605.43
  6. Step 6: Final answer
    x = 1,134,784.42

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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.