Finding the Fourth Proportional to 3,622,708.91, 5,433,730.18 and 1,226,279.63
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Solution
The fourth proportional to 3,622,708.91, 5,433,730.18 and 1,226,279.63 is: 1,839,306.66
Step by Step Solution
- Step 1: Write the proportion equation
3,622,708.91 : 5,433,730.18 = 1,226,279.63 : x - Step 2: Convert to fraction form
3,622,708.91/5,433,730.18 = 1,226,279.63/x - Step 3: Cross multiply
3,622,708.91x = 5,433,730.18 × 1,226,279.63 - Step 4: Simplify right side
3,622,708.91x = 6,663,272,604,415.88 - Step 5: Solve for x
x = 6,663,272,604,415.88/3,622,708.91 - Step 6: Final answer
x = 1,839,306.66
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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.