Finding the Fourth Proportional to 2,288,238.79, 3,157,539.62 and 1,370,444.43
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Solution
The fourth proportional to 2,288,238.79, 3,157,539.62 and 1,370,444.43 is: 1,891,075.62
Step by Step Solution
- Step 1: Write the proportion equation
2,288,238.79 : 3,157,539.62 = 1,370,444.43 : x - Step 2: Convert to fraction form
2,288,238.79/3,157,539.62 = 1,370,444.43/x - Step 3: Cross multiply
2,288,238.79x = 3,157,539.62 × 1,370,444.43 - Step 4: Simplify right side
2,288,238.79x = 4,327,232,577,881.10 - Step 5: Solve for x
x = 4,327,232,577,881.10/2,288,238.79 - Step 6: Final answer
x = 1,891,075.62
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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.