Finding the Fourth Proportional to 5,595,598.62, 7,721,926.47 and 3,181,150.62
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Solution
The fourth proportional to 5,595,598.62, 7,721,926.47 and 3,181,150.62 is: 4,389,988.07
Step by Step Solution
- Step 1: Write the proportion equation
5,595,598.62 : 7,721,926.47 = 3,181,150.62 : x - Step 2: Convert to fraction form
5,595,598.62/7,721,926.47 = 3,181,150.62/x - Step 3: Cross multiply
5,595,598.62x = 7,721,926.47 × 3,181,150.62 - Step 4: Simplify right side
5,595,598.62x = 24,564,611,177,634.91 - Step 5: Solve for x
x = 24,564,611,177,634.91/5,595,598.62 - Step 6: Final answer
x = 4,389,988.07
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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.