Finding the Fourth Proportional to 1,254,809.88, 1,731,647.16 and 681,853.14
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Solution
The fourth proportional to 1,254,809.88, 1,731,647.16 and 681,853.14 is: 940,962.51
Step by Step Solution
- Step 1: Write the proportion equation
1,254,809.88 : 1,731,647.16 = 681,853.14 : x - Step 2: Convert to fraction form
1,254,809.88/1,731,647.16 = 681,853.14/x - Step 3: Cross multiply
1,254,809.88x = 1,731,647.16 × 681,853.14 - Step 4: Simplify right side
1,254,809.88x = 1,180,729,053,418.08 - Step 5: Solve for x
x = 1,180,729,053,418.08/1,254,809.88 - Step 6: Final answer
x = 940,962.51
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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.