Finding the Fourth Proportional to 2,068,753.70, 3,103,130.55 and 572,845.70
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Solution
The fourth proportional to 2,068,753.70, 3,103,130.55 and 572,845.70 is: 859,268.55
Step by Step Solution
- Step 1: Write the proportion equation
2,068,753.70 : 3,103,130.55 = 572,845.70 : x - Step 2: Convert to fraction form
2,068,753.70/3,103,130.55 = 572,845.70/x - Step 3: Cross multiply
2,068,753.70x = 3,103,130.55 × 572,845.70 - Step 4: Simplify right side
2,068,753.70x = 1,777,614,992,106.13 - Step 5: Solve for x
x = 1,777,614,992,106.13/2,068,753.70 - Step 6: Final answer
x = 859,268.55
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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.