Finding the Fourth Proportional to 5,756,481.84, 8,634,602.16 and 1,918,582.08
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Solution
The fourth proportional to 5,756,481.84, 8,634,602.16 and 1,918,582.08 is: 2,877,832.93
Step by Step Solution
- Step 1: Write the proportion equation
5,756,481.84 : 8,634,602.16 = 1,918,582.08 : x - Step 2: Convert to fraction form
5,756,481.84/8,634,602.16 = 1,918,582.08/x - Step 3: Cross multiply
5,756,481.84x = 8,634,602.16 × 1,918,582.08 - Step 4: Simplify right side
5,756,481.84x = 16,566,192,972,105.29 - Step 5: Solve for x
x = 16,566,192,972,105.29/5,756,481.84 - Step 6: Final answer
x = 2,877,832.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.