Finding the Fourth Proportional to 3,108,735.60, 4,655,876.40 and 3,000,979.68
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Solution
The fourth proportional to 3,108,735.60, 4,655,876.40 and 3,000,979.68 is: 4,494,493.02
Step by Step Solution
- Step 1: Write the proportion equation
3,108,735.60 : 4,655,876.40 = 3,000,979.68 : x - Step 2: Convert to fraction form
3,108,735.60/4,655,876.40 = 3,000,979.68/x - Step 3: Cross multiply
3,108,735.60x = 4,655,876.40 × 3,000,979.68 - Step 4: Simplify right side
3,108,735.60x = 13,972,190,468,991.55 - Step 5: Solve for x
x = 13,972,190,468,991.55/3,108,735.60 - Step 6: Final answer
x = 4,494,493.02
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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.