Finding the Fourth Proportional to 3,077,799.64, 4,637,707.69 and 2,529,125.08
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Solution
The fourth proportional to 3,077,799.64, 4,637,707.69 and 2,529,125.08 is: 3,810,950.75
Step by Step Solution
- Step 1: Write the proportion equation
3,077,799.64 : 4,637,707.69 = 2,529,125.08 : x - Step 2: Convert to fraction form
3,077,799.64/4,637,707.69 = 2,529,125.08/x - Step 3: Cross multiply
3,077,799.64x = 4,637,707.69 × 2,529,125.08 - Step 4: Simplify right side
3,077,799.64x = 11,729,342,832,487.87 - Step 5: Solve for x
x = 11,729,342,832,487.87/3,077,799.64 - Step 6: Final answer
x = 3,810,950.75
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.