Finding the Fourth Proportional to 2,841,164.28, 4,261,965.12 and 947,902.68
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Solution
The fourth proportional to 2,841,164.28, 4,261,965.12 and 947,902.68 is: 1,421,926.99
Step by Step Solution
- Step 1: Write the proportion equation
2,841,164.28 : 4,261,965.12 = 947,902.68 : x - Step 2: Convert to fraction form
2,841,164.28/4,261,965.12 = 947,902.68/x - Step 3: Cross multiply
2,841,164.28x = 4,261,965.12 × 947,902.68 - Step 4: Simplify right side
2,841,164.28x = 4,039,928,159,314.52 - Step 5: Solve for x
x = 4,039,928,159,314.52/2,841,164.28 - Step 6: Final answer
x = 1,421,926.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.