Finding the Fourth Proportional to 6,181,769.95, 9,274,067.36 and 2,138,254.35
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Solution
The fourth proportional to 6,181,769.95, 9,274,067.36 and 2,138,254.35 is: 3,207,870.09
Step by Step Solution
- Step 1: Write the proportion equation
6,181,769.95 : 9,274,067.36 = 2,138,254.35 : x - Step 2: Convert to fraction form
6,181,769.95/9,274,067.36 = 2,138,254.35/x - Step 3: Cross multiply
6,181,769.95x = 9,274,067.36 × 2,138,254.35 - Step 4: Simplify right side
6,181,769.95x = 19,830,314,889,429.08 - Step 5: Solve for x
x = 19,830,314,889,429.08/6,181,769.95 - Step 6: Final answer
x = 3,207,870.09
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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.