Home / 1,858,749.80-2,785,529.48-1,003,978.58

Finding the Fourth Proportional to 1,858,749.80, 2,785,529.48 and 1,003,978.58

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Solution

The fourth proportional to 1,858,749.80, 2,785,529.48 and 1,003,978.58 is: 1,504,566.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,749.80 : 2,785,529.48 = 1,003,978.58 : x
  2. Step 2: Convert to fraction form
    1,858,749.80/2,785,529.48 = 1,003,978.58/x
  3. Step 3: Cross multiply
    1,858,749.80x = 2,785,529.48 × 1,003,978.58
  4. Step 4: Simplify right side
    1,858,749.80x = 2,796,611,931,878.54
  5. Step 5: Solve for x
    x = 2,796,611,931,878.54/1,858,749.80
  6. Step 6: Final answer
    x = 1,504,566.10

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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.