Finding the Fourth Proportional to 1,374,296.86, 1,896,757.32 and 762,646.08
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Solution
The fourth proportional to 1,374,296.86, 1,896,757.32 and 762,646.08 is: 1,052,577.93
Step by Step Solution
- Step 1: Write the proportion equation
1,374,296.86 : 1,896,757.32 = 762,646.08 : x - Step 2: Convert to fraction form
1,374,296.86/1,896,757.32 = 762,646.08/x - Step 3: Cross multiply
1,374,296.86x = 1,896,757.32 × 762,646.08 - Step 4: Simplify right side
1,374,296.86x = 1,446,554,544,782.07 - Step 5: Solve for x
x = 1,446,554,544,782.07/1,374,296.86 - Step 6: Final answer
x = 1,052,577.93
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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.