Finding the Fourth Proportional to 2,549,431.44, 3,821,347.80 and 865,266.48
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Solution
The fourth proportional to 2,549,431.44, 3,821,347.80 and 865,266.48 is: 1,296,949.63
Step by Step Solution
- Step 1: Write the proportion equation
2,549,431.44 : 3,821,347.80 = 865,266.48 : x - Step 2: Convert to fraction form
2,549,431.44/3,821,347.80 = 865,266.48/x - Step 3: Cross multiply
2,549,431.44x = 3,821,347.80 × 865,266.48 - Step 4: Simplify right side
2,549,431.44x = 3,306,484,159,761.74 - Step 5: Solve for x
x = 3,306,484,159,761.74/2,549,431.44 - Step 6: Final answer
x = 1,296,949.63
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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.