Finding the Fourth Proportional to 2,651,751.17, 3,659,319.84 and 1,620,985.26
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Solution
The fourth proportional to 2,651,751.17, 3,659,319.84 and 1,620,985.26 is: 2,236,900.51
Step by Step Solution
- Step 1: Write the proportion equation
2,651,751.17 : 3,659,319.84 = 1,620,985.26 : x - Step 2: Convert to fraction form
2,651,751.17/3,659,319.84 = 1,620,985.26/x - Step 3: Cross multiply
2,651,751.17x = 3,659,319.84 × 1,620,985.26 - Step 4: Simplify right side
2,651,751.17x = 5,931,703,532,948.66 - Step 5: Solve for x
x = 5,931,703,532,948.66/2,651,751.17 - Step 6: Final answer
x = 2,236,900.51
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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.