Finding the Fourth Proportional to 2,552,052.22, 3,521,988.84 and 1,406,132.26
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Solution
The fourth proportional to 2,552,052.22, 3,521,988.84 and 1,406,132.26 is: 1,940,548.90
Step by Step Solution
- Step 1: Write the proportion equation
2,552,052.22 : 3,521,988.84 = 1,406,132.26 : x - Step 2: Convert to fraction form
2,552,052.22/3,521,988.84 = 1,406,132.26/x - Step 3: Cross multiply
2,552,052.22x = 3,521,988.84 × 1,406,132.26 - Step 4: Simplify right side
2,552,052.22x = 4,952,382,127,283.98 - Step 5: Solve for x
x = 4,952,382,127,283.98/2,552,052.22 - Step 6: Final answer
x = 1,940,548.90
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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.