Home / 1,337,348-1,845,540.20-764,400.48

Finding the Fourth Proportional to 1,337,348, 1,845,540.20 and 764,400.48

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Solution

The fourth proportional to 1,337,348, 1,845,540.20 and 764,400.48 is: 1,054,872.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,348 : 1,845,540.20 = 764,400.48 : x
  2. Step 2: Convert to fraction form
    1,337,348/1,845,540.20 = 764,400.48/x
  3. Step 3: Cross multiply
    1,337,348x = 1,845,540.20 × 764,400.48
  4. Step 4: Simplify right side
    1,337,348x = 1,410,731,814,739.30
  5. Step 5: Solve for x
    x = 1,410,731,814,739.30/1,337,348
  6. Step 6: Final answer
    x = 1,054,872.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.