Finding the Fourth Proportional to 5,074,938.96, 7,609,889.60 and 1,616,227.68
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Solution
The fourth proportional to 5,074,938.96, 7,609,889.60 and 1,616,227.68 is: 2,423,539.34
Step by Step Solution
- Step 1: Write the proportion equation
5,074,938.96 : 7,609,889.60 = 1,616,227.68 : x - Step 2: Convert to fraction form
5,074,938.96/7,609,889.60 = 1,616,227.68/x - Step 3: Cross multiply
5,074,938.96x = 7,609,889.60 × 1,616,227.68 - Step 4: Simplify right side
5,074,938.96x = 12,299,314,213,264.13 - Step 5: Solve for x
x = 12,299,314,213,264.13/5,074,938.96 - Step 6: Final answer
x = 2,423,539.34
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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.