Finding the Fourth Proportional to 4,785,743.40, 6,604,404.48 and 2,610,286.44
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Solution
The fourth proportional to 4,785,743.40, 6,604,404.48 and 2,610,286.44 is: 3,602,238.15
Step by Step Solution
- Step 1: Write the proportion equation
4,785,743.40 : 6,604,404.48 = 2,610,286.44 : x - Step 2: Convert to fraction form
4,785,743.40/6,604,404.48 = 2,610,286.44/x - Step 3: Cross multiply
4,785,743.40x = 6,604,404.48 × 2,610,286.44 - Step 4: Simplify right side
4,785,743.40x = 17,239,387,458,419.25 - Step 5: Solve for x
x = 17,239,387,458,419.25/4,785,743.40 - Step 6: Final answer
x = 3,602,238.15
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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.