Finding the Fourth Proportional to 2,352,382.98, 3,246,344.45 and 1,319,967.15
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Solution
The fourth proportional to 2,352,382.98, 3,246,344.45 and 1,319,967.15 is: 1,821,586.05
Step by Step Solution
- Step 1: Write the proportion equation
2,352,382.98 : 3,246,344.45 = 1,319,967.15 : x - Step 2: Convert to fraction form
2,352,382.98/3,246,344.45 = 1,319,967.15/x - Step 3: Cross multiply
2,352,382.98x = 3,246,344.45 × 1,319,967.15 - Step 4: Simplify right side
2,352,382.98x = 4,285,068,024,984.98 - Step 5: Solve for x
x = 4,285,068,024,984.98/2,352,382.98 - Step 6: Final answer
x = 1,821,586.05
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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.