Finding the Fourth Proportional to 1,863,004.80, 2,795,163.30 and 915,742.20
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Solution
The fourth proportional to 1,863,004.80, 2,795,163.30 and 915,742.20 is: 1,373,935.80
Step by Step Solution
- Step 1: Write the proportion equation
1,863,004.80 : 2,795,163.30 = 915,742.20 : x - Step 2: Convert to fraction form
1,863,004.80/2,795,163.30 = 915,742.20/x - Step 3: Cross multiply
1,863,004.80x = 2,795,163.30 × 915,742.20 - Step 4: Simplify right side
1,863,004.80x = 2,559,648,989,701.26 - Step 5: Solve for x
x = 2,559,648,989,701.26/1,863,004.80 - Step 6: Final answer
x = 1,373,935.80
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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.