Finding the Fourth Proportional to 5,266,822.88, 7,268,215.58 and 2,852,374.88
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Solution
The fourth proportional to 5,266,822.88, 7,268,215.58 and 2,852,374.88 is: 3,936,277.33
Step by Step Solution
- Step 1: Write the proportion equation
5,266,822.88 : 7,268,215.58 = 2,852,374.88 : x - Step 2: Convert to fraction form
5,266,822.88/7,268,215.58 = 2,852,374.88/x - Step 3: Cross multiply
5,266,822.88x = 7,268,215.58 × 2,852,374.88 - Step 4: Simplify right side
5,266,822.88x = 20,731,675,492,213.68 - Step 5: Solve for x
x = 20,731,675,492,213.68/5,266,822.88 - Step 6: Final answer
x = 3,936,277.33
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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.