Finding the Fourth Proportional to 4,686,543.18, 7,029,749.14 and 1,846,679.94
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Solution
The fourth proportional to 4,686,543.18, 7,029,749.14 and 1,846,679.94 is: 2,769,994.05
Step by Step Solution
- Step 1: Write the proportion equation
4,686,543.18 : 7,029,749.14 = 1,846,679.94 : x - Step 2: Convert to fraction form
4,686,543.18/7,029,749.14 = 1,846,679.94/x - Step 3: Cross multiply
4,686,543.18x = 7,029,749.14 × 1,846,679.94 - Step 4: Simplify right side
4,686,543.18x = 12,981,696,720,070.25 - Step 5: Solve for x
x = 12,981,696,720,070.25/4,686,543.18 - Step 6: Final answer
x = 2,769,994.05
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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.