Finding the Fourth Proportional to 1,762,679.24, 2,433,241.42 and 1,190,494.43
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Solution
The fourth proportional to 1,762,679.24, 2,433,241.42 and 1,190,494.43 is: 1,643,384.85
Step by Step Solution
- Step 1: Write the proportion equation
1,762,679.24 : 2,433,241.42 = 1,190,494.43 : x - Step 2: Convert to fraction form
1,762,679.24/2,433,241.42 = 1,190,494.43/x - Step 3: Cross multiply
1,762,679.24x = 2,433,241.42 × 1,190,494.43 - Step 4: Simplify right side
1,762,679.24x = 2,896,760,357,355.29 - Step 5: Solve for x
x = 2,896,760,357,355.29/1,762,679.24 - Step 6: Final answer
x = 1,643,384.85
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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.