Home / 1,008,042.70-1,510,314.45-945,057.10

Finding the Fourth Proportional to 1,008,042.70, 1,510,314.45 and 945,057.10

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Solution

The fourth proportional to 1,008,042.70, 1,510,314.45 and 945,057.10 is: 1,415,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,042.70 : 1,510,314.45 = 945,057.10 : x
  2. Step 2: Convert to fraction form
    1,008,042.70/1,510,314.45 = 945,057.10/x
  3. Step 3: Cross multiply
    1,008,042.70x = 1,510,314.45 × 945,057.10
  4. Step 4: Simplify right side
    1,008,042.70x = 1,427,333,394,205.10
  5. Step 5: Solve for x
    x = 1,427,333,394,205.10/1,008,042.70
  6. Step 6: Final answer
    x = 1,415,945.37

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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.