Finding the Fourth Proportional to 5,050,448.73, 7,575,673.18 and 1,212,271.14
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Solution
The fourth proportional to 5,050,448.73, 7,575,673.18 and 1,212,271.14 is: 1,818,406.73
Step by Step Solution
- Step 1: Write the proportion equation
5,050,448.73 : 7,575,673.18 = 1,212,271.14 : x - Step 2: Convert to fraction form
5,050,448.73/7,575,673.18 = 1,212,271.14/x - Step 3: Cross multiply
5,050,448.73x = 7,575,673.18 × 1,212,271.14 - Step 4: Simplify right side
5,050,448.73x = 9,183,769,962,186.02 - Step 5: Solve for x
x = 9,183,769,962,186.02/5,050,448.73 - Step 6: Final answer
x = 1,818,406.73
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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.