Finding the Fourth Proportional to 2,642,188.92, 3,646,445.58 and 1,496,473.08
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Solution
The fourth proportional to 2,642,188.92, 3,646,445.58 and 1,496,473.08 is: 2,065,260.21
Step by Step Solution
- Step 1: Write the proportion equation
2,642,188.92 : 3,646,445.58 = 1,496,473.08 : x - Step 2: Convert to fraction form
2,642,188.92/3,646,445.58 = 1,496,473.08/x - Step 3: Cross multiply
2,642,188.92x = 3,646,445.58 × 1,496,473.08 - Step 4: Simplify right side
2,642,188.92x = 5,456,807,648,154.99 - Step 5: Solve for x
x = 5,456,807,648,154.99/2,642,188.92 - Step 6: Final answer
x = 2,065,260.21
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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.