Finding the Fourth Proportional to 1,814,864.48, 2,504,545.05 and 987,961.96
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Solution
The fourth proportional to 1,814,864.48, 2,504,545.05 and 987,961.96 is: 1,363,404.96
Step by Step Solution
- Step 1: Write the proportion equation
1,814,864.48 : 2,504,545.05 = 987,961.96 : x - Step 2: Convert to fraction form
1,814,864.48/2,504,545.05 = 987,961.96/x - Step 3: Cross multiply
1,814,864.48x = 2,504,545.05 × 987,961.96 - Step 4: Simplify right side
1,814,864.48x = 2,474,395,230,244.94 - Step 5: Solve for x
x = 2,474,395,230,244.94/1,814,864.48 - Step 6: Final answer
x = 1,363,404.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.