Home / 1,461,127.61-2,016,181.46-807,665.38

Finding the Fourth Proportional to 1,461,127.61, 2,016,181.46 and 807,665.38

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Solution

The fourth proportional to 1,461,127.61, 2,016,181.46 and 807,665.38 is: 1,114,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,127.61 : 2,016,181.46 = 807,665.38 : x
  2. Step 2: Convert to fraction form
    1,461,127.61/2,016,181.46 = 807,665.38/x
  3. Step 3: Cross multiply
    1,461,127.61x = 2,016,181.46 × 807,665.38
  4. Step 4: Simplify right side
    1,461,127.61x = 1,628,399,962,018.56
  5. Step 5: Solve for x
    x = 1,628,399,962,018.56/1,461,127.61
  6. Step 6: Final answer
    x = 1,114,481.68

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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.