Finding the Fourth Proportional to 3,567,948.07, 4,923,770.91 and 1,936,355.02
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Solution
The fourth proportional to 3,567,948.07, 4,923,770.91 and 1,936,355.02 is: 2,672,171.32
Step by Step Solution
- Step 1: Write the proportion equation
3,567,948.07 : 4,923,770.91 = 1,936,355.02 : x - Step 2: Convert to fraction form
3,567,948.07/4,923,770.91 = 1,936,355.02/x - Step 3: Cross multiply
3,567,948.07x = 4,923,770.91 × 1,936,355.02 - Step 4: Simplify right side
3,567,948.07x = 9,534,168,518,908.47 - Step 5: Solve for x
x = 9,534,168,518,908.47/3,567,948.07 - Step 6: Final answer
x = 2,672,171.32
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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.