Finding the Fourth Proportional to 1,596,470.19, 2,203,111.62 and 871,312.02
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Solution
The fourth proportional to 1,596,470.19, 2,203,111.62 and 871,312.02 is: 1,202,401.18
Step by Step Solution
- Step 1: Write the proportion equation
1,596,470.19 : 2,203,111.62 = 871,312.02 : x - Step 2: Convert to fraction form
1,596,470.19/2,203,111.62 = 871,312.02/x - Step 3: Cross multiply
1,596,470.19x = 2,203,111.62 × 871,312.02 - Step 4: Simplify right side
1,596,470.19x = 1,919,597,635,907.67 - Step 5: Solve for x
x = 1,919,597,635,907.67/1,596,470.19 - Step 6: Final answer
x = 1,202,401.18
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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.