Home / 1,018,598.69-1,405,583.92-588,906.49

Finding the Fourth Proportional to 1,018,598.69, 1,405,583.92 and 588,906.49

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Solution

The fourth proportional to 1,018,598.69, 1,405,583.92 and 588,906.49 is: 812,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,598.69 : 1,405,583.92 = 588,906.49 : x
  2. Step 2: Convert to fraction form
    1,018,598.69/1,405,583.92 = 588,906.49/x
  3. Step 3: Cross multiply
    1,018,598.69x = 1,405,583.92 × 588,906.49
  4. Step 4: Simplify right side
    1,018,598.69x = 827,757,489,783.11
  5. Step 5: Solve for x
    x = 827,757,489,783.11/1,018,598.69
  6. Step 6: Final answer
    x = 812,643.39

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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.