Home / 1,340,435.52-1,850,232.24-858,299.76

Finding the Fourth Proportional to 1,340,435.52, 1,850,232.24 and 858,299.76

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Solution

The fourth proportional to 1,340,435.52, 1,850,232.24 and 858,299.76 is: 1,184,729.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,435.52 : 1,850,232.24 = 858,299.76 : x
  2. Step 2: Convert to fraction form
    1,340,435.52/1,850,232.24 = 858,299.76/x
  3. Step 3: Cross multiply
    1,340,435.52x = 1,850,232.24 × 858,299.76
  4. Step 4: Simplify right side
    1,340,435.52x = 1,588,053,887,536.26
  5. Step 5: Solve for x
    x = 1,588,053,887,536.26/1,340,435.52
  6. Step 6: Final answer
    x = 1,184,729.79

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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.