Finding the Fourth Proportional to 1,669,649.79, 2,505,670.46 and 710,777.67
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Solution
The fourth proportional to 1,669,649.79, 2,505,670.46 and 710,777.67 is: 1,066,675.55
Step by Step Solution
- Step 1: Write the proportion equation
1,669,649.79 : 2,505,670.46 = 710,777.67 : x - Step 2: Convert to fraction form
1,669,649.79/2,505,670.46 = 710,777.67/x - Step 3: Cross multiply
1,669,649.79x = 2,505,670.46 × 710,777.67 - Step 4: Simplify right side
1,669,649.79x = 1,780,974,611,346.63 - Step 5: Solve for x
x = 1,780,974,611,346.63/1,669,649.79 - Step 6: Final answer
x = 1,066,675.55
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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.