Home / 1,607,812.20-2,409,644.70-1,231,972.20

Finding the Fourth Proportional to 1,607,812.20, 2,409,644.70 and 1,231,972.20

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Solution

The fourth proportional to 1,607,812.20, 2,409,644.70 and 1,231,972.20 is: 1,846,369.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,812.20 : 2,409,644.70 = 1,231,972.20 : x
  2. Step 2: Convert to fraction form
    1,607,812.20/2,409,644.70 = 1,231,972.20/x
  3. Step 3: Cross multiply
    1,607,812.20x = 2,409,644.70 × 1,231,972.20
  4. Step 4: Simplify right side
    1,607,812.20x = 2,968,615,282,277.34
  5. Step 5: Solve for x
    x = 2,968,615,282,277.34/1,607,812.20
  6. Step 6: Final answer
    x = 1,846,369.42

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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.