Finding the Fourth Proportional to 1,845,166.88, 2,546,331.39 and 1,029,370.56
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Solution
The fourth proportional to 1,845,166.88, 2,546,331.39 and 1,029,370.56 is: 1,420,531.99
Step by Step Solution
- Step 1: Write the proportion equation
1,845,166.88 : 2,546,331.39 = 1,029,370.56 : x - Step 2: Convert to fraction form
1,845,166.88/2,546,331.39 = 1,029,370.56/x - Step 3: Cross multiply
1,845,166.88x = 2,546,331.39 × 1,029,370.56 - Step 4: Simplify right side
1,845,166.88x = 2,621,118,581,215.36 - Step 5: Solve for x
x = 2,621,118,581,215.36/1,845,166.88 - Step 6: Final answer
x = 1,420,531.99
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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.