Finding the Fourth Proportional to 4,620,114.32, 6,931,160.48 and 1,381,906
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Solution
The fourth proportional to 4,620,114.32, 6,931,160.48 and 1,381,906 is: 2,073,154.82
Step by Step Solution
- Step 1: Write the proportion equation
4,620,114.32 : 6,931,160.48 = 1,381,906 : x - Step 2: Convert to fraction form
4,620,114.32/6,931,160.48 = 1,381,906/x - Step 3: Cross multiply
4,620,114.32x = 6,931,160.48 × 1,381,906 - Step 4: Simplify right side
4,620,114.32x = 9,578,212,254,274.88 - Step 5: Solve for x
x = 9,578,212,254,274.88/4,620,114.32 - Step 6: Final answer
x = 2,073,154.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.