Finding the Fourth Proportional to 2,848,391.44, 3,930,681.66 and 1,625,092.99
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Solution
The fourth proportional to 2,848,391.44, 3,930,681.66 and 1,625,092.99 is: 2,242,572.11
Step by Step Solution
- Step 1: Write the proportion equation
2,848,391.44 : 3,930,681.66 = 1,625,092.99 : x - Step 2: Convert to fraction form
2,848,391.44/3,930,681.66 = 1,625,092.99/x - Step 3: Cross multiply
2,848,391.44x = 3,930,681.66 × 1,625,092.99 - Step 4: Simplify right side
2,848,391.44x = 6,387,723,211,587.56 - Step 5: Solve for x
x = 6,387,723,211,587.56/2,848,391.44 - Step 6: Final answer
x = 2,242,572.11
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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.