Finding the Fourth Proportional to 1,840,244.60, 2,761,403.70 and 718,167.80
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Solution
The fourth proportional to 1,840,244.60, 2,761,403.70 and 718,167.80 is: 1,077,656.32
Step by Step Solution
- Step 1: Write the proportion equation
1,840,244.60 : 2,761,403.70 = 718,167.80 : x - Step 2: Convert to fraction form
1,840,244.60/2,761,403.70 = 718,167.80/x - Step 3: Cross multiply
1,840,244.60x = 2,761,403.70 × 718,167.80 - Step 4: Simplify right side
1,840,244.60x = 1,983,151,220,140.86 - Step 5: Solve for x
x = 1,983,151,220,140.86/1,840,244.60 - Step 6: Final answer
x = 1,077,656.32
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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.