Finding the Fourth Proportional to 4,699,871.06, 7,048,661.97 and 1,965,940.70
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Solution
The fourth proportional to 4,699,871.06, 7,048,661.97 and 1,965,940.70 is: 2,948,432.26
Step by Step Solution
- Step 1: Write the proportion equation
4,699,871.06 : 7,048,661.97 = 1,965,940.70 : x - Step 2: Convert to fraction form
4,699,871.06/7,048,661.97 = 1,965,940.70/x - Step 3: Cross multiply
4,699,871.06x = 7,048,661.97 × 1,965,940.70 - Step 4: Simplify right side
4,699,871.06x = 13,857,251,447,365.18 - Step 5: Solve for x
x = 13,857,251,447,365.18/4,699,871.06 - Step 6: Final answer
x = 2,948,432.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.