Finding the Fourth Proportional to 3,443,593.68, 4,750,875.72 and 2,153,944.08
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Solution
The fourth proportional to 3,443,593.68, 4,750,875.72 and 2,153,944.08 is: 2,971,639.97
Step by Step Solution
- Step 1: Write the proportion equation
3,443,593.68 : 4,750,875.72 = 2,153,944.08 : x - Step 2: Convert to fraction form
3,443,593.68/4,750,875.72 = 2,153,944.08/x - Step 3: Cross multiply
3,443,593.68x = 4,750,875.72 × 2,153,944.08 - Step 4: Simplify right side
3,443,593.68x = 10,233,120,631,909.74 - Step 5: Solve for x
x = 10,233,120,631,909.74/3,443,593.68 - Step 6: Final answer
x = 2,971,639.97
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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.