Finding the Fourth Proportional to 5,137,252.31, 7,708,699.69 and 2,980,914.05
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Solution
The fourth proportional to 5,137,252.31, 7,708,699.69 and 2,980,914.05 is: 4,473,008.10
Step by Step Solution
- Step 1: Write the proportion equation
5,137,252.31 : 7,708,699.69 = 2,980,914.05 : x - Step 2: Convert to fraction form
5,137,252.31/7,708,699.69 = 2,980,914.05/x - Step 3: Cross multiply
5,137,252.31x = 7,708,699.69 × 2,980,914.05 - Step 4: Simplify right side
5,137,252.31x = 22,978,971,224,971.11 - Step 5: Solve for x
x = 22,978,971,224,971.11/5,137,252.31 - Step 6: Final answer
x = 4,473,008.10
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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.