Finding the Fourth Proportional to 3,944,299.68, 5,919,806.70 and 1,549,818.72
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Solution
The fourth proportional to 3,944,299.68, 5,919,806.70 and 1,549,818.72 is: 2,326,047.20
Step by Step Solution
- Step 1: Write the proportion equation
3,944,299.68 : 5,919,806.70 = 1,549,818.72 : x - Step 2: Convert to fraction form
3,944,299.68/5,919,806.70 = 1,549,818.72/x - Step 3: Cross multiply
3,944,299.68x = 5,919,806.70 × 1,549,818.72 - Step 4: Simplify right side
3,944,299.68x = 9,174,627,242,441.42 - Step 5: Solve for x
x = 9,174,627,242,441.42/3,944,299.68 - Step 6: Final answer
x = 2,326,047.20
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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.