Finding the Fourth Proportional to 2,708,837.84, 3,738,573.96 and 1,562,897.36
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Solution
The fourth proportional to 2,708,837.84, 3,738,573.96 and 1,562,897.36 is: 2,157,016.30
Step by Step Solution
- Step 1: Write the proportion equation
2,708,837.84 : 3,738,573.96 = 1,562,897.36 : x - Step 2: Convert to fraction form
2,708,837.84/3,738,573.96 = 1,562,897.36/x - Step 3: Cross multiply
2,708,837.84x = 3,738,573.96 × 1,562,897.36 - Step 4: Simplify right side
2,708,837.84x = 5,843,007,372,248.75 - Step 5: Solve for x
x = 5,843,007,372,248.75/2,708,837.84 - Step 6: Final answer
x = 2,157,016.30
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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.