Finding the Fourth Proportional to 2,386,108.39, 3,292,801.88 and 1,298,361.23
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Solution
The fourth proportional to 2,386,108.39, 3,292,801.88 and 1,298,361.23 is: 1,791,723.43
Step by Step Solution
- Step 1: Write the proportion equation
2,386,108.39 : 3,292,801.88 = 1,298,361.23 : x - Step 2: Convert to fraction form
2,386,108.39/3,292,801.88 = 1,298,361.23/x - Step 3: Cross multiply
2,386,108.39x = 3,292,801.88 × 1,298,361.23 - Step 4: Simplify right side
2,386,108.39x = 4,275,246,299,063.11 - Step 5: Solve for x
x = 4,275,246,299,063.11/2,386,108.39 - Step 6: Final answer
x = 1,791,723.43
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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.