Finding the Fourth Proportional to 2,229,448.63, 3,076,536.14 and 1,262,585.84
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Solution
The fourth proportional to 2,229,448.63, 3,076,536.14 and 1,262,585.84 is: 1,742,310.15
Step by Step Solution
- Step 1: Write the proportion equation
2,229,448.63 : 3,076,536.14 = 1,262,585.84 : x - Step 2: Convert to fraction form
2,229,448.63/3,076,536.14 = 1,262,585.84/x - Step 3: Cross multiply
2,229,448.63x = 3,076,536.14 × 1,262,585.84 - Step 4: Simplify right side
2,229,448.63x = 3,884,390,966,612.26 - Step 5: Solve for x
x = 3,884,390,966,612.26/2,229,448.63 - Step 6: Final answer
x = 1,742,310.15
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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.