Finding the Fourth Proportional to 6,454,305.74, 9,675,444.36 and 2,191,559.24
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Solution
The fourth proportional to 6,454,305.74, 9,675,444.36 and 2,191,559.24 is: 3,285,296.73
Step by Step Solution
- Step 1: Write the proportion equation
6,454,305.74 : 9,675,444.36 = 2,191,559.24 : x - Step 2: Convert to fraction form
6,454,305.74/9,675,444.36 = 2,191,559.24/x - Step 3: Cross multiply
6,454,305.74x = 9,675,444.36 × 2,191,559.24 - Step 4: Simplify right side
6,454,305.74x = 21,204,309,520,670.84 - Step 5: Solve for x
x = 21,204,309,520,670.84/6,454,305.74 - Step 6: Final answer
x = 3,285,296.73
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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.