Finding the Fourth Proportional to 1,941,589.17, 2,679,319.98 and 1,125,827.28
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Solution
The fourth proportional to 1,941,589.17, 2,679,319.98 and 1,125,827.28 is: 1,553,599.27
Step by Step Solution
- Step 1: Write the proportion equation
1,941,589.17 : 2,679,319.98 = 1,125,827.28 : x - Step 2: Convert to fraction form
1,941,589.17/2,679,319.98 = 1,125,827.28/x - Step 3: Cross multiply
1,941,589.17x = 2,679,319.98 × 1,125,827.28 - Step 4: Simplify right side
1,941,589.17x = 3,016,451,525,333.06 - Step 5: Solve for x
x = 3,016,451,525,333.06/1,941,589.17 - Step 6: Final answer
x = 1,553,599.27
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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.