Finding the Fourth Proportional to 5,221,349.69, 7,205,918.51 and 3,046,593.47
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Solution
The fourth proportional to 5,221,349.69, 7,205,918.51 and 3,046,593.47 is: 4,204,565.02
Step by Step Solution
- Step 1: Write the proportion equation
5,221,349.69 : 7,205,918.51 = 3,046,593.47 : x - Step 2: Convert to fraction form
5,221,349.69/7,205,918.51 = 3,046,593.47/x - Step 3: Cross multiply
5,221,349.69x = 7,205,918.51 × 3,046,593.47 - Step 4: Simplify right side
5,221,349.69x = 21,953,504,249,505.02 - Step 5: Solve for x
x = 21,953,504,249,505.02/5,221,349.69 - Step 6: Final answer
x = 4,204,565.02
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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.