Finding the Fourth Proportional to 1,485,612.36, 2,226,942.24 and 885,674.52
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Solution
The fourth proportional to 1,485,612.36, 2,226,942.24 and 885,674.52 is: 1,327,631.66
Step by Step Solution
- Step 1: Write the proportion equation
1,485,612.36 : 2,226,942.24 = 885,674.52 : x - Step 2: Convert to fraction form
1,485,612.36/2,226,942.24 = 885,674.52/x - Step 3: Cross multiply
1,485,612.36x = 2,226,942.24 × 885,674.52 - Step 4: Simplify right side
1,485,612.36x = 1,972,345,999,479.73 - Step 5: Solve for x
x = 1,972,345,999,479.73/1,485,612.36 - Step 6: Final answer
x = 1,327,631.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.