Finding the Fourth Proportional to 2,969,444.75, 4,097,844.69 and 1,611,317.75
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Solution
The fourth proportional to 2,969,444.75, 4,097,844.69 and 1,611,317.75 is: 2,223,624.43
Step by Step Solution
- Step 1: Write the proportion equation
2,969,444.75 : 4,097,844.69 = 1,611,317.75 : x - Step 2: Convert to fraction form
2,969,444.75/4,097,844.69 = 1,611,317.75/x - Step 3: Cross multiply
2,969,444.75x = 4,097,844.69 × 1,611,317.75 - Step 4: Simplify right side
2,969,444.75x = 6,602,929,885,740.25 - Step 5: Solve for x
x = 6,602,929,885,740.25/2,969,444.75 - Step 6: Final answer
x = 2,223,624.43
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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.