Finding the Fourth Proportional to 4,009,957.84, 5,533,230.36 and 2,291,189.68
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Solution
The fourth proportional to 4,009,957.84, 5,533,230.36 and 2,291,189.68 is: 3,161,549.52
Step by Step Solution
- Step 1: Write the proportion equation
4,009,957.84 : 5,533,230.36 = 2,291,189.68 : x - Step 2: Convert to fraction form
4,009,957.84/5,533,230.36 = 2,291,189.68/x - Step 3: Cross multiply
4,009,957.84x = 5,533,230.36 × 2,291,189.68 - Step 4: Simplify right side
4,009,957.84x = 12,677,680,297,894.69 - Step 5: Solve for x
x = 12,677,680,297,894.69/4,009,957.84 - Step 6: Final answer
x = 3,161,549.52
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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.