Finding the Fourth Proportional to 4,197,264.90, 5,792,054.49 and 2,478,941.70
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Solution
The fourth proportional to 4,197,264.90, 5,792,054.49 and 2,478,941.70 is: 3,420,838.51
Step by Step Solution
- Step 1: Write the proportion equation
4,197,264.90 : 5,792,054.49 = 2,478,941.70 : x - Step 2: Convert to fraction form
4,197,264.90/5,792,054.49 = 2,478,941.70/x - Step 3: Cross multiply
4,197,264.90x = 5,792,054.49 × 2,478,941.70 - Step 4: Simplify right side
4,197,264.90x = 14,358,165,403,933.23 - Step 5: Solve for x
x = 14,358,165,403,933.23/4,197,264.90 - Step 6: Final answer
x = 3,420,838.51
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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.