Finding the Fourth Proportional to 4,745,238.25, 6,548,419.07 and 2,569,780.75
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Solution
The fourth proportional to 4,745,238.25, 6,548,419.07 and 2,569,780.75 is: 3,546,292.17
Step by Step Solution
- Step 1: Write the proportion equation
4,745,238.25 : 6,548,419.07 = 2,569,780.75 : x - Step 2: Convert to fraction form
4,745,238.25/6,548,419.07 = 2,569,780.75/x - Step 3: Cross multiply
4,745,238.25x = 6,548,419.07 × 2,569,780.75 - Step 4: Simplify right side
4,745,238.25x = 16,828,001,256,170 - Step 5: Solve for x
x = 16,828,001,256,170/4,745,238.25 - Step 6: Final answer
x = 3,546,292.17
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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.