Finding the Fourth Proportional to 2,843,655.84, 3,924,236.16 and 1,554,496.80
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Solution
The fourth proportional to 2,843,655.84, 3,924,236.16 and 1,554,496.80 is: 2,145,200.72
Step by Step Solution
- Step 1: Write the proportion equation
2,843,655.84 : 3,924,236.16 = 1,554,496.80 : x - Step 2: Convert to fraction form
2,843,655.84/3,924,236.16 = 1,554,496.80/x - Step 3: Cross multiply
2,843,655.84x = 3,924,236.16 × 1,554,496.80 - Step 4: Simplify right side
2,843,655.84x = 6,100,212,553,164.29 - Step 5: Solve for x
x = 6,100,212,553,164.29/2,843,655.84 - Step 6: Final answer
x = 2,145,200.72
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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.