Home / 1,525,066.70-2,285,016.66-1,012,373.78

Finding the Fourth Proportional to 1,525,066.70, 2,285,016.66 and 1,012,373.78

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Solution

The fourth proportional to 1,525,066.70, 2,285,016.66 and 1,012,373.78 is: 1,516,845.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,066.70 : 2,285,016.66 = 1,012,373.78 : x
  2. Step 2: Convert to fraction form
    1,525,066.70/2,285,016.66 = 1,012,373.78/x
  3. Step 3: Cross multiply
    1,525,066.70x = 2,285,016.66 × 1,012,373.78
  4. Step 4: Simplify right side
    1,525,066.70x = 2,313,290,942,022.09
  5. Step 5: Solve for x
    x = 2,313,290,942,022.09/1,525,066.70
  6. Step 6: Final answer
    x = 1,516,845.75

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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.