Home / 1,330,448.80-2,004,657.40-1,098,977.44

Finding the Fourth Proportional to 1,330,448.80, 2,004,657.40 and 1,098,977.44

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Solution

The fourth proportional to 1,330,448.80, 2,004,657.40 and 1,098,977.44 is: 1,655,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,448.80 : 2,004,657.40 = 1,098,977.44 : x
  2. Step 2: Convert to fraction form
    1,330,448.80/2,004,657.40 = 1,098,977.44/x
  3. Step 3: Cross multiply
    1,330,448.80x = 2,004,657.40 × 1,098,977.44
  4. Step 4: Simplify right side
    1,330,448.80x = 2,203,073,257,529.06
  5. Step 5: Solve for x
    x = 2,203,073,257,529.06/1,330,448.80
  6. Step 6: Final answer
    x = 1,655,887.29

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.