Finding the Fourth Proportional to 5,202,878.72, 7,804,130.98 and 1,364,670.48
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Solution
The fourth proportional to 5,202,878.72, 7,804,130.98 and 1,364,670.48 is: 2,046,956.65
Step by Step Solution
- Step 1: Write the proportion equation
5,202,878.72 : 7,804,130.98 = 1,364,670.48 : x - Step 2: Convert to fraction form
5,202,878.72/7,804,130.98 = 1,364,670.48/x - Step 3: Cross multiply
5,202,878.72x = 7,804,130.98 × 1,364,670.48 - Step 4: Simplify right side
5,202,878.72x = 10,650,067,198,872.04 - Step 5: Solve for x
x = 10,650,067,198,872.04/5,202,878.72 - Step 6: Final answer
x = 2,046,956.65
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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.