Home / 1,086,043.36-1,628,410.32-486,896.16

Finding the Fourth Proportional to 1,086,043.36, 1,628,410.32 and 486,896.16

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Solution

The fourth proportional to 1,086,043.36, 1,628,410.32 and 486,896.16 is: 730,050.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,043.36 : 1,628,410.32 = 486,896.16 : x
  2. Step 2: Convert to fraction form
    1,086,043.36/1,628,410.32 = 486,896.16/x
  3. Step 3: Cross multiply
    1,086,043.36x = 1,628,410.32 × 486,896.16
  4. Step 4: Simplify right side
    1,086,043.36x = 792,866,731,712.37
  5. Step 5: Solve for x
    x = 792,866,731,712.37/1,086,043.36
  6. Step 6: Final answer
    x = 730,050.72

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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.