Home / 1,456,015.40-2,183,634.30-445,135.40

Finding the Fourth Proportional to 1,456,015.40, 2,183,634.30 and 445,135.40

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Solution

The fourth proportional to 1,456,015.40, 2,183,634.30 and 445,135.40 is: 667,584.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,015.40 : 2,183,634.30 = 445,135.40 : x
  2. Step 2: Convert to fraction form
    1,456,015.40/2,183,634.30 = 445,135.40/x
  3. Step 3: Cross multiply
    1,456,015.40x = 2,183,634.30 × 445,135.40
  4. Step 4: Simplify right side
    1,456,015.40x = 972,012,927,584.22
  5. Step 5: Solve for x
    x = 972,012,927,584.22/1,456,015.40
  6. Step 6: Final answer
    x = 667,584.24

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1.5x scale

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.