Finding the Fourth Proportional to 1,144,451.84, 1,579,323.84 and 635,175.68
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Solution
The fourth proportional to 1,144,451.84, 1,579,323.84 and 635,175.68 is: 876,531.51
Step by Step Solution
- Step 1: Write the proportion equation
1,144,451.84 : 1,579,323.84 = 635,175.68 : x - Step 2: Convert to fraction form
1,144,451.84/1,579,323.84 = 635,175.68/x - Step 3: Cross multiply
1,144,451.84x = 1,579,323.84 × 635,175.68 - Step 4: Simplify right side
1,144,451.84x = 1,003,148,094,012.21 - Step 5: Solve for x
x = 1,003,148,094,012.21/1,144,451.84 - Step 6: Final answer
x = 876,531.51
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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.