Finding the Fourth Proportional to 3,792,203.55, 5,688,305.33 and 2,516,745.15
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Solution
The fourth proportional to 3,792,203.55, 5,688,305.33 and 2,516,745.15 is: 3,775,117.73
Step by Step Solution
- Step 1: Write the proportion equation
3,792,203.55 : 5,688,305.33 = 2,516,745.15 : x - Step 2: Convert to fraction form
3,792,203.55/5,688,305.33 = 2,516,745.15/x - Step 3: Cross multiply
3,792,203.55x = 5,688,305.33 × 2,516,745.15 - Step 4: Simplify right side
3,792,203.55x = 14,316,014,838,412.92 - Step 5: Solve for x
x = 14,316,014,838,412.92/3,792,203.55 - Step 6: Final answer
x = 3,775,117.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.