Home / 1,415,222.12-1,952,747.52-803,399.96

Finding the Fourth Proportional to 1,415,222.12, 1,952,747.52 and 803,399.96

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Solution

The fourth proportional to 1,415,222.12, 1,952,747.52 and 803,399.96 is: 1,108,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,222.12 : 1,952,747.52 = 803,399.96 : x
  2. Step 2: Convert to fraction form
    1,415,222.12/1,952,747.52 = 803,399.96/x
  3. Step 3: Cross multiply
    1,415,222.12x = 1,952,747.52 × 803,399.96
  4. Step 4: Simplify right side
    1,415,222.12x = 1,568,837,279,458.10
  5. Step 5: Solve for x
    x = 1,568,837,279,458.10/1,415,222.12
  6. Step 6: Final answer
    x = 1,108,544.91

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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.