Finding the Fourth Proportional to 3,690,118.27, 5,091,495.73 and 2,239,777.63
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Solution
The fourth proportional to 3,690,118.27, 5,091,495.73 and 2,239,777.63 is: 3,090,366.60
Step by Step Solution
- Step 1: Write the proportion equation
3,690,118.27 : 5,091,495.73 = 2,239,777.63 : x - Step 2: Convert to fraction form
3,690,118.27/5,091,495.73 = 2,239,777.63/x - Step 3: Cross multiply
3,690,118.27x = 5,091,495.73 × 2,239,777.63 - Step 4: Simplify right side
3,690,118.27x = 11,403,818,239,294.52 - Step 5: Solve for x
x = 11,403,818,239,294.52/3,690,118.27 - Step 6: Final answer
x = 3,090,366.60
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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.