Finding the Fourth Proportional to 2,181,246.11, 3,273,363.61 and 761,302.19
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Solution
The fourth proportional to 2,181,246.11, 3,273,363.61 and 761,302.19 is: 1,142,474.88
Step by Step Solution
- Step 1: Write the proportion equation
2,181,246.11 : 3,273,363.61 = 761,302.19 : x - Step 2: Convert to fraction form
2,181,246.11/3,273,363.61 = 761,302.19/x - Step 3: Cross multiply
2,181,246.11x = 3,273,363.61 × 761,302.19 - Step 4: Simplify right side
2,181,246.11x = 2,492,018,884,959.31 - Step 5: Solve for x
x = 2,492,018,884,959.31/2,181,246.11 - Step 6: Final answer
x = 1,142,474.88
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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.