Finding the Fourth Proportional to 1,129,283.37, 1,558,422.27 and 613,041.26
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Solution
The fourth proportional to 1,129,283.37, 1,558,422.27 and 613,041.26 is: 846,003.02
Step by Step Solution
- Step 1: Write the proportion equation
1,129,283.37 : 1,558,422.27 = 613,041.26 : x - Step 2: Convert to fraction form
1,129,283.37/1,558,422.27 = 613,041.26/x - Step 3: Cross multiply
1,129,283.37x = 1,558,422.27 × 613,041.26 - Step 4: Simplify right side
1,129,283.37x = 955,377,144,220.75 - Step 5: Solve for x
x = 955,377,144,220.75/1,129,283.37 - Step 6: Final answer
x = 846,003.02
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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.