Finding the Fourth Proportional to 5,233,294.10, 7,849,943.19 and 1,639,340.26
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Solution
The fourth proportional to 5,233,294.10, 7,849,943.19 and 1,639,340.26 is: 2,459,011.02
Step by Step Solution
- Step 1: Write the proportion equation
5,233,294.10 : 7,849,943.19 = 1,639,340.26 : x - Step 2: Convert to fraction form
5,233,294.10/7,849,943.19 = 1,639,340.26/x - Step 3: Cross multiply
5,233,294.10x = 7,849,943.19 × 1,639,340.26 - Step 4: Simplify right side
5,233,294.10x = 12,868,727,890,454.97 - Step 5: Solve for x
x = 12,868,727,890,454.97/5,233,294.10 - Step 6: Final answer
x = 2,459,011.02
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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.