Finding the Fourth Proportional to 3,929,921.68, 5,893,265.46 and 1,501,971.70
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Solution
The fourth proportional to 3,929,921.68, 5,893,265.46 and 1,501,971.70 is: 2,252,339.53
Step by Step Solution
- Step 1: Write the proportion equation
3,929,921.68 : 5,893,265.46 = 1,501,971.70 : x - Step 2: Convert to fraction form
3,929,921.68/5,893,265.46 = 1,501,971.70/x - Step 3: Cross multiply
3,929,921.68x = 5,893,265.46 × 1,501,971.70 - Step 4: Simplify right side
3,929,921.68x = 8,851,517,941,507.48 - Step 5: Solve for x
x = 8,851,517,941,507.48/3,929,921.68 - Step 6: Final answer
x = 2,252,339.53
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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.