Home / 1,210,497.10-1,815,745.65-804,589.90

Finding the Fourth Proportional to 1,210,497.10, 1,815,745.65 and 804,589.90

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Solution

The fourth proportional to 1,210,497.10, 1,815,745.65 and 804,589.90 is: 1,206,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,497.10 : 1,815,745.65 = 804,589.90 : x
  2. Step 2: Convert to fraction form
    1,210,497.10/1,815,745.65 = 804,589.90/x
  3. Step 3: Cross multiply
    1,210,497.10x = 1,815,745.65 × 804,589.90
  4. Step 4: Simplify right side
    1,210,497.10x = 1,460,930,610,958.94
  5. Step 5: Solve for x
    x = 1,460,930,610,958.94/1,210,497.10
  6. Step 6: Final answer
    x = 1,206,884.85

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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.