Home / 1,450,800.20-2,001,090.74-1,231,496.45

Finding the Fourth Proportional to 1,450,800.20, 2,001,090.74 and 1,231,496.45

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Solution

The fourth proportional to 1,450,800.20, 2,001,090.74 and 1,231,496.45 is: 1,698,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,800.20 : 2,001,090.74 = 1,231,496.45 : x
  2. Step 2: Convert to fraction form
    1,450,800.20/2,001,090.74 = 1,231,496.45/x
  3. Step 3: Cross multiply
    1,450,800.20x = 2,001,090.74 × 1,231,496.45
  4. Step 4: Simplify right side
    1,450,800.20x = 2,464,336,143,929.63
  5. Step 5: Solve for x
    x = 2,464,336,143,929.63/1,450,800.20
  6. Step 6: Final answer
    x = 1,698,604.78

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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.