Finding the Fourth Proportional to 1,522,616.24, 2,101,119.36 and 843,503.60
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Solution
The fourth proportional to 1,522,616.24, 2,101,119.36 and 843,503.60 is: 1,163,984.53
Step by Step Solution
- Step 1: Write the proportion equation
1,522,616.24 : 2,101,119.36 = 843,503.60 : x - Step 2: Convert to fraction form
1,522,616.24/2,101,119.36 = 843,503.60/x - Step 3: Cross multiply
1,522,616.24x = 2,101,119.36 × 843,503.60 - Step 4: Simplify right side
1,522,616.24x = 1,772,301,744,189.70 - Step 5: Solve for x
x = 1,772,301,744,189.70/1,522,616.24 - Step 6: Final answer
x = 1,163,984.53
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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.