Finding the Fourth Proportional to 3,346,943.95, 5,017,471.44 and 1,326,605.97
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Solution
The fourth proportional to 3,346,943.95, 5,017,471.44 and 1,326,605.97 is: 1,988,741.87
Step by Step Solution
- Step 1: Write the proportion equation
3,346,943.95 : 5,017,471.44 = 1,326,605.97 : x - Step 2: Convert to fraction form
3,346,943.95/5,017,471.44 = 1,326,605.97/x - Step 3: Cross multiply
3,346,943.95x = 5,017,471.44 × 1,326,605.97 - Step 4: Simplify right side
3,346,943.95x = 6,656,207,566,608.50 - Step 5: Solve for x
x = 6,656,207,566,608.50/3,346,943.95 - Step 6: Final answer
x = 1,988,741.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.