Finding the Fourth Proportional to 5,815,986.99, 8,724,097.13 and 1,556,148.39
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Solution
The fourth proportional to 5,815,986.99, 8,724,097.13 and 1,556,148.39 is: 2,334,253.79
Step by Step Solution
- Step 1: Write the proportion equation
5,815,986.99 : 8,724,097.13 = 1,556,148.39 : x - Step 2: Convert to fraction form
5,815,986.99/8,724,097.13 = 1,556,148.39/x - Step 3: Cross multiply
5,815,986.99x = 8,724,097.13 × 1,556,148.39 - Step 4: Simplify right side
5,815,986.99x = 13,575,989,695,272.38 - Step 5: Solve for x
x = 13,575,989,695,272.38/5,815,986.99 - Step 6: Final answer
x = 2,334,253.79
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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.