Finding the Fourth Proportional to 1,758,676.39, 2,637,539.97 and 621,288.84
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Solution
The fourth proportional to 1,758,676.39, 2,637,539.97 and 621,288.84 is: 931,765.59
Step by Step Solution
- Step 1: Write the proportion equation
1,758,676.39 : 2,637,539.97 = 621,288.84 : x - Step 2: Convert to fraction form
1,758,676.39/2,637,539.97 = 621,288.84/x - Step 3: Cross multiply
1,758,676.39x = 2,637,539.97 × 621,288.84 - Step 4: Simplify right side
1,758,676.39x = 1,638,674,148,414.93 - Step 5: Solve for x
x = 1,638,674,148,414.93/1,758,676.39 - Step 6: Final answer
x = 931,765.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.