Finding the Fourth Proportional to 4,602,318.57, 6,349,792.16 and 2,668,193.21
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Solution
The fourth proportional to 4,602,318.57, 6,349,792.16 and 2,668,193.21 is: 3,681,290.66
Step by Step Solution
- Step 1: Write the proportion equation
4,602,318.57 : 6,349,792.16 = 2,668,193.21 : x - Step 2: Convert to fraction form
4,602,318.57/6,349,792.16 = 2,668,193.21/x - Step 3: Cross multiply
4,602,318.57x = 6,349,792.16 × 2,668,193.21 - Step 4: Simplify right side
4,602,318.57x = 16,942,472,348,768.20 - Step 5: Solve for x
x = 16,942,472,348,768.20/4,602,318.57 - Step 6: Final answer
x = 3,681,290.66
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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.