Finding the Fourth Proportional to 3,944,296.68, 5,919,802.20 and 1,549,815.72
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Solution
The fourth proportional to 3,944,296.68, 5,919,802.20 and 1,549,815.72 is: 2,326,042.70
Step by Step Solution
- Step 1: Write the proportion equation
3,944,296.68 : 5,919,802.20 = 1,549,815.72 : x - Step 2: Convert to fraction form
3,944,296.68/5,919,802.20 = 1,549,815.72/x - Step 3: Cross multiply
3,944,296.68x = 5,919,802.20 × 1,549,815.72 - Step 4: Simplify right side
3,944,296.68x = 9,174,602,508,850.58 - Step 5: Solve for x
x = 9,174,602,508,850.58/3,944,296.68 - Step 6: Final answer
x = 2,326,042.70
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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.