Finding the Fourth Proportional to 2,406,766.56, 3,319,424.64 and 2,045,386.68
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Solution
The fourth proportional to 2,406,766.56, 3,319,424.64 and 2,045,386.68 is: 2,821,007.68
Step by Step Solution
- Step 1: Write the proportion equation
2,406,766.56 : 3,319,424.64 = 2,045,386.68 : x - Step 2: Convert to fraction form
2,406,766.56/3,319,424.64 = 2,045,386.68/x - Step 3: Cross multiply
2,406,766.56x = 3,319,424.64 × 2,045,386.68 - Step 4: Simplify right side
2,406,766.56x = 6,789,506,943,919.80 - Step 5: Solve for x
x = 6,789,506,943,919.80/2,406,766.56 - Step 6: Final answer
x = 2,821,007.68
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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.