Finding the Fourth Proportional to 2,925,528.72, 4,036,875.84 and 1,685,544.68
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Solution
The fourth proportional to 2,925,528.72, 4,036,875.84 and 1,685,544.68 is: 2,325,847.82
Step by Step Solution
- Step 1: Write the proportion equation
2,925,528.72 : 4,036,875.84 = 1,685,544.68 : x - Step 2: Convert to fraction form
2,925,528.72/4,036,875.84 = 1,685,544.68/x - Step 3: Cross multiply
2,925,528.72x = 4,036,875.84 × 1,685,544.68 - Step 4: Simplify right side
2,925,528.72x = 6,804,334,595,932.53 - Step 5: Solve for x
x = 6,804,334,595,932.53/2,925,528.72 - Step 6: Final answer
x = 2,325,847.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.