Finding the Fourth Proportional to 4,304,289.38, 5,932,996.25 and 2,908,415.09
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Solution
The fourth proportional to 4,304,289.38, 5,932,996.25 and 2,908,415.09 is: 4,008,934.88
Step by Step Solution
- Step 1: Write the proportion equation
4,304,289.38 : 5,932,996.25 = 2,908,415.09 : x - Step 2: Convert to fraction form
4,304,289.38/5,932,996.25 = 2,908,415.09/x - Step 3: Cross multiply
4,304,289.38x = 5,932,996.25 × 2,908,415.09 - Step 4: Simplify right side
4,304,289.38x = 17,255,615,822,703.83 - Step 5: Solve for x
x = 17,255,615,822,703.83/4,304,289.38 - Step 6: Final answer
x = 4,008,934.88
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1.5x scale
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.