Finding the Fourth Proportional to 2,847,537.65, 3,929,549.45 and 1,558,352.18
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Solution
The fourth proportional to 2,847,537.65, 3,929,549.45 and 1,558,352.18 is: 2,150,497.27
Step by Step Solution
- Step 1: Write the proportion equation
2,847,537.65 : 3,929,549.45 = 1,558,352.18 : x - Step 2: Convert to fraction form
2,847,537.65/3,929,549.45 = 1,558,352.18/x - Step 3: Cross multiply
2,847,537.65x = 3,929,549.45 × 1,558,352.18 - Step 4: Simplify right side
2,847,537.65x = 6,123,621,924,385.79 - Step 5: Solve for x
x = 6,123,621,924,385.79/2,847,537.65 - Step 6: Final answer
x = 2,150,497.27
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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.