Home / 1,028,162.37-1,418,417.37-620,037.42

Finding the Fourth Proportional to 1,028,162.37, 1,418,417.37 and 620,037.42

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Solution

The fourth proportional to 1,028,162.37, 1,418,417.37 and 620,037.42 is: 855,382.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,162.37 : 1,418,417.37 = 620,037.42 : x
  2. Step 2: Convert to fraction form
    1,028,162.37/1,418,417.37 = 620,037.42/x
  3. Step 3: Cross multiply
    1,028,162.37x = 1,418,417.37 × 620,037.42
  4. Step 4: Simplify right side
    1,028,162.37x = 879,471,846,577.99
  5. Step 5: Solve for x
    x = 879,471,846,577.99/1,028,162.37
  6. Step 6: Final answer
    x = 855,382.26

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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.