Finding the Fourth Proportional to 1,128,529.76, 1,692,403.68 and 529,773.44
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Solution
The fourth proportional to 1,128,529.76, 1,692,403.68 and 529,773.44 is: 794,476.63
Step by Step Solution
- Step 1: Write the proportion equation
1,128,529.76 : 1,692,403.68 = 529,773.44 : x - Step 2: Convert to fraction form
1,128,529.76/1,692,403.68 = 529,773.44/x - Step 3: Cross multiply
1,128,529.76x = 1,692,403.68 × 529,773.44 - Step 4: Simplify right side
1,128,529.76x = 896,590,519,422.26 - Step 5: Solve for x
x = 896,590,519,422.26/1,128,529.76 - Step 6: Final answer
x = 794,476.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.