Finding the Fourth Proportional to 1,750,376.40, 2,620,315.80 and 1,646,566.80
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Solution
The fourth proportional to 1,750,376.40, 2,620,315.80 and 1,646,566.80 is: 2,464,912.69
Step by Step Solution
- Step 1: Write the proportion equation
1,750,376.40 : 2,620,315.80 = 1,646,566.80 : x - Step 2: Convert to fraction form
1,750,376.40/2,620,315.80 = 1,646,566.80/x - Step 3: Cross multiply
1,750,376.40x = 2,620,315.80 × 1,646,566.80 - Step 4: Simplify right side
1,750,376.40x = 4,314,525,001,795.44 - Step 5: Solve for x
x = 4,314,525,001,795.44/1,750,376.40 - Step 6: Final answer
x = 2,464,912.69
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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.