Finding the Fourth Proportional to 1,769,270.51, 2,440,189.00 and 1,148,396.93
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Solution
The fourth proportional to 1,769,270.51, 2,440,189.00 and 1,148,396.93 is: 1,583,876.26
Step by Step Solution
- Step 1: Write the proportion equation
1,769,270.51 : 2,440,189.00 = 1,148,396.93 : x - Step 2: Convert to fraction form
1,769,270.51/2,440,189.00 = 1,148,396.93/x - Step 3: Cross multiply
1,769,270.51x = 2,440,189.00 × 1,148,396.93 - Step 4: Simplify right side
1,769,270.51x = 2,802,305,554,605.03 - Step 5: Solve for x
x = 2,802,305,554,605.03/1,769,270.51 - Step 6: Final answer
x = 1,583,876.26
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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.