Finding the Fourth Proportional to 2,163,732.07, 2,970,314.25 and 1,857,276.41
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Solution
The fourth proportional to 2,163,732.07, 2,970,314.25 and 1,857,276.41 is: 2,549,620.02
Step by Step Solution
- Step 1: Write the proportion equation
2,163,732.07 : 2,970,314.25 = 1,857,276.41 : x - Step 2: Convert to fraction form
2,163,732.07/2,970,314.25 = 1,857,276.41/x - Step 3: Cross multiply
2,163,732.07x = 2,970,314.25 × 1,857,276.41 - Step 4: Simplify right side
2,163,732.07x = 5,516,694,595,933.93 - Step 5: Solve for x
x = 5,516,694,595,933.93/2,163,732.07 - Step 6: Final answer
x = 2,549,620.02
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.