Finding the Fourth Proportional to 1,418,822.93, 1,957,301.21 and 837,656.84
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Solution
The fourth proportional to 1,418,822.93, 1,957,301.21 and 837,656.84 is: 1,155,568.26
Step by Step Solution
- Step 1: Write the proportion equation
1,418,822.93 : 1,957,301.21 = 837,656.84 : x - Step 2: Convert to fraction form
1,418,822.93/1,957,301.21 = 837,656.84/x - Step 3: Cross multiply
1,418,822.93x = 1,957,301.21 × 837,656.84 - Step 4: Simplify right side
1,418,822.93x = 1,639,546,753,484.17 - Step 5: Solve for x
x = 1,639,546,753,484.17/1,418,822.93 - Step 6: Final answer
x = 1,155,568.26
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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.