Finding the Fourth Proportional to 2,909,365.28, 4,014,861.36 and 1,602,653.84
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Solution
The fourth proportional to 2,909,365.28, 4,014,861.36 and 1,602,653.84 is: 2,211,627.75
Step by Step Solution
- Step 1: Write the proportion equation
2,909,365.28 : 4,014,861.36 = 1,602,653.84 : x - Step 2: Convert to fraction form
2,909,365.28/4,014,861.36 = 1,602,653.84/x - Step 3: Cross multiply
2,909,365.28x = 4,014,861.36 × 1,602,653.84 - Step 4: Simplify right side
2,909,365.28x = 6,434,432,975,671.62 - Step 5: Solve for x
x = 6,434,432,975,671.62/2,909,365.28 - Step 6: Final answer
x = 2,211,627.75
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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.