Finding the Fourth Proportional to 1,771,885.60, 2,657,735.52 and 509,663.68
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Solution
The fourth proportional to 1,771,885.60, 2,657,735.52 and 509,663.68 is: 764,468.80
Step by Step Solution
- Step 1: Write the proportion equation
1,771,885.60 : 2,657,735.52 = 509,663.68 : x - Step 2: Convert to fraction form
1,771,885.60/2,657,735.52 = 509,663.68/x - Step 3: Cross multiply
1,771,885.60x = 2,657,735.52 × 509,663.68 - Step 4: Simplify right side
1,771,885.60x = 1,354,551,265,589.91 - Step 5: Solve for x
x = 1,354,551,265,589.91/1,771,885.60 - Step 6: Final answer
x = 764,468.80
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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.