Finding the Fourth Proportional to 1,272,593.84, 1,755,996.60 and 748,993.08
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Solution
The fourth proportional to 1,272,593.84, 1,755,996.60 and 748,993.08 is: 1,033,502.80
Step by Step Solution
- Step 1: Write the proportion equation
1,272,593.84 : 1,755,996.60 = 748,993.08 : x - Step 2: Convert to fraction form
1,272,593.84/1,755,996.60 = 748,993.08/x - Step 3: Cross multiply
1,272,593.84x = 1,755,996.60 × 748,993.08 - Step 4: Simplify right side
1,272,593.84x = 1,315,229,301,903.53 - Step 5: Solve for x
x = 1,315,229,301,903.53/1,272,593.84 - Step 6: Final answer
x = 1,033,502.80
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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.