Finding the Fourth Proportional to 4,602,316.14, 6,349,788.81 and 2,668,190.76
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Solution
The fourth proportional to 4,602,316.14, 6,349,788.81 and 2,668,190.76 is: 3,681,287.27
Step by Step Solution
- Step 1: Write the proportion equation
4,602,316.14 : 6,349,788.81 = 2,668,190.76 : x - Step 2: Convert to fraction form
4,602,316.14/6,349,788.81 = 2,668,190.76/x - Step 3: Cross multiply
4,602,316.14x = 6,349,788.81 × 2,668,190.76 - Step 4: Simplify right side
4,602,316.14x = 16,942,447,830,793.39 - Step 5: Solve for x
x = 16,942,447,830,793.39/4,602,316.14 - Step 6: Final answer
x = 3,681,287.27
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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.