Finding the Fourth Proportional to 4,922,225.49, 6,792,671.43 and 2,717,088.90
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Solution
The fourth proportional to 4,922,225.49, 6,792,671.43 and 2,717,088.90 is: 3,749,582.82
Step by Step Solution
- Step 1: Write the proportion equation
4,922,225.49 : 6,792,671.43 = 2,717,088.90 : x - Step 2: Convert to fraction form
4,922,225.49/6,792,671.43 = 2,717,088.90/x - Step 3: Cross multiply
4,922,225.49x = 6,792,671.43 × 2,717,088.90 - Step 4: Simplify right side
4,922,225.49x = 18,456,292,143,800.12 - Step 5: Solve for x
x = 18,456,292,143,800.12/4,922,225.49 - Step 6: Final answer
x = 3,749,582.82
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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.