Finding the Fourth Proportional to 2,851,302.75, 4,276,959.63 and 692,318.76
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Solution
The fourth proportional to 2,851,302.75, 4,276,959.63 and 692,318.76 is: 1,038,479.48
Step by Step Solution
- Step 1: Write the proportion equation
2,851,302.75 : 4,276,959.63 = 692,318.76 : x - Step 2: Convert to fraction form
2,851,302.75/4,276,959.63 = 692,318.76/x - Step 3: Cross multiply
2,851,302.75x = 4,276,959.63 × 692,318.76 - Step 4: Simplify right side
2,851,302.75x = 2,961,019,387,611.66 - Step 5: Solve for x
x = 2,961,019,387,611.66/2,851,302.75 - Step 6: Final answer
x = 1,038,479.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.