Home / 2,666,879.15-3,998,698.80-1,045,705.70

Finding the Fourth Proportional to 2,666,879.15, 3,998,698.80 and 1,045,705.70

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Solution

The fourth proportional to 2,666,879.15, 3,998,698.80 and 1,045,705.70 is: 1,567,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,879.15 : 3,998,698.80 = 1,045,705.70 : x
  2. Step 2: Convert to fraction form
    2,666,879.15/3,998,698.80 = 1,045,705.70/x
  3. Step 3: Cross multiply
    2,666,879.15x = 3,998,698.80 × 1,045,705.70
  4. Step 4: Simplify right side
    2,666,879.15x = 4,181,462,107,749.67
  5. Step 5: Solve for x
    x = 4,181,462,107,749.67/2,666,879.15
  6. Step 6: Final answer
    x = 1,567,923.36

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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.