Finding the Fourth Proportional to 2,864,367.83, 3,952,748.78 and 1,575,208.22
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Solution
The fourth proportional to 2,864,367.83, 3,952,748.78 and 1,575,208.22 is: 2,173,743.99
Step by Step Solution
- Step 1: Write the proportion equation
2,864,367.83 : 3,952,748.78 = 1,575,208.22 : x - Step 2: Convert to fraction form
2,864,367.83/3,952,748.78 = 1,575,208.22/x - Step 3: Cross multiply
2,864,367.83x = 3,952,748.78 × 1,575,208.22 - Step 4: Simplify right side
2,864,367.83x = 6,226,402,342,211.19 - Step 5: Solve for x
x = 6,226,402,342,211.19/2,864,367.83 - Step 6: Final answer
x = 2,173,743.99
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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.