Finding the Fourth Proportional to 1,452,023.70, 2,180,368.35 and 1,097,438.10
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Solution
The fourth proportional to 1,452,023.70, 2,180,368.35 and 1,097,438.10 is: 1,647,920.28
Step by Step Solution
- Step 1: Write the proportion equation
1,452,023.70 : 2,180,368.35 = 1,097,438.10 : x - Step 2: Convert to fraction form
1,452,023.70/2,180,368.35 = 1,097,438.10/x - Step 3: Cross multiply
1,452,023.70x = 2,180,368.35 × 1,097,438.10 - Step 4: Simplify right side
1,452,023.70x = 2,392,819,299,324.14 - Step 5: Solve for x
x = 2,392,819,299,324.14/1,452,023.70 - Step 6: Final answer
x = 1,647,920.28
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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.