Home / 1,216,826.08-1,825,099.64-318,354.52

Finding the Fourth Proportional to 1,216,826.08, 1,825,099.64 and 318,354.52

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Solution

The fourth proportional to 1,216,826.08, 1,825,099.64 and 318,354.52 is: 477,495.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,826.08 : 1,825,099.64 = 318,354.52 : x
  2. Step 2: Convert to fraction form
    1,216,826.08/1,825,099.64 = 318,354.52/x
  3. Step 3: Cross multiply
    1,216,826.08x = 1,825,099.64 × 318,354.52
  4. Step 4: Simplify right side
    1,216,826.08x = 581,028,719,844.37
  5. Step 5: Solve for x
    x = 581,028,719,844.37/1,216,826.08
  6. Step 6: Final answer
    x = 477,495.29

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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.