Finding the Fourth Proportional to 2,941,115.49, 4,058,861.40 and 1,634,362.65
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Solution
The fourth proportional to 2,941,115.49, 4,058,861.40 and 1,634,362.65 is: 2,255,488.26
Step by Step Solution
- Step 1: Write the proportion equation
2,941,115.49 : 4,058,861.40 = 1,634,362.65 : x - Step 2: Convert to fraction form
2,941,115.49/4,058,861.40 = 1,634,362.65/x - Step 3: Cross multiply
2,941,115.49x = 4,058,861.40 × 1,634,362.65 - Step 4: Simplify right side
2,941,115.49x = 6,633,651,473,686.71 - Step 5: Solve for x
x = 6,633,651,473,686.71/2,941,115.49 - Step 6: Final answer
x = 2,255,488.26
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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.