Finding the Fourth Proportional to 1,524,679.63, 2,103,705.04 and 912,599.84
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Solution
The fourth proportional to 1,524,679.63, 2,103,705.04 and 912,599.84 is: 1,259,176.58
Step by Step Solution
- Step 1: Write the proportion equation
1,524,679.63 : 2,103,705.04 = 912,599.84 : x - Step 2: Convert to fraction form
1,524,679.63/2,103,705.04 = 912,599.84/x - Step 3: Cross multiply
1,524,679.63x = 2,103,705.04 × 912,599.84 - Step 4: Simplify right side
1,524,679.63x = 1,919,840,882,911.19 - Step 5: Solve for x
x = 1,919,840,882,911.19/1,524,679.63 - Step 6: Final answer
x = 1,259,176.58
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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.