Finding the Fourth Proportional to 2,118,236.28, 2,924,573.73 and 1,627,331.49
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Solution
The fourth proportional to 2,118,236.28, 2,924,573.73 and 1,627,331.49 is: 2,246,798.89
Step by Step Solution
- Step 1: Write the proportion equation
2,118,236.28 : 2,924,573.73 = 1,627,331.49 : x - Step 2: Convert to fraction form
2,118,236.28/2,924,573.73 = 1,627,331.49/x - Step 3: Cross multiply
2,118,236.28x = 2,924,573.73 × 1,627,331.49 - Step 4: Simplify right side
2,118,236.28x = 4,759,250,925,655.76 - Step 5: Solve for x
x = 4,759,250,925,655.76/2,118,236.28 - Step 6: Final answer
x = 2,246,798.89
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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.