Finding the Fourth Proportional to 4,389,047.66, 6,056,894.63 and 2,455,340.54
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Solution
The fourth proportional to 4,389,047.66, 6,056,894.63 and 2,455,340.54 is: 3,388,374.90
Step by Step Solution
- Step 1: Write the proportion equation
4,389,047.66 : 6,056,894.63 = 2,455,340.54 : x - Step 2: Convert to fraction form
4,389,047.66/6,056,894.63 = 2,455,340.54/x - Step 3: Cross multiply
4,389,047.66x = 6,056,894.63 × 2,455,340.54 - Step 4: Simplify right side
4,389,047.66x = 14,871,738,888,986.12 - Step 5: Solve for x
x = 14,871,738,888,986.12/4,389,047.66 - Step 6: Final answer
x = 3,388,374.90
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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.