Finding the Fourth Proportional to 5,420,232.18, 8,130,341.79 and 1,633,714.65
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Solution
The fourth proportional to 5,420,232.18, 8,130,341.79 and 1,633,714.65 is: 2,450,570.02
Step by Step Solution
- Step 1: Write the proportion equation
5,420,232.18 : 8,130,341.79 = 1,633,714.65 : x - Step 2: Convert to fraction form
5,420,232.18/8,130,341.79 = 1,633,714.65/x - Step 3: Cross multiply
5,420,232.18x = 8,130,341.79 × 1,633,714.65 - Step 4: Simplify right side
5,420,232.18x = 13,282,658,491,830.22 - Step 5: Solve for x
x = 13,282,658,491,830.22/5,420,232.18 - Step 6: Final answer
x = 2,450,570.02
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1.5x scale
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.