Finding the Fourth Proportional to 1,596,503.13, 2,203,143.10 and 871,356.05
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Solution
The fourth proportional to 1,596,503.13, 2,203,143.10 and 871,356.05 is: 1,202,454.31
Step by Step Solution
- Step 1: Write the proportion equation
1,596,503.13 : 2,203,143.10 = 871,356.05 : x - Step 2: Convert to fraction form
1,596,503.13/2,203,143.10 = 871,356.05/x - Step 3: Cross multiply
1,596,503.13x = 2,203,143.10 × 871,356.05 - Step 4: Simplify right side
1,596,503.13x = 1,919,722,064,268.44 - Step 5: Solve for x
x = 1,919,722,064,268.44/1,596,503.13 - Step 6: Final answer
x = 1,202,454.31
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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.