Finding the Fourth Proportional to 3,440,665.36, 5,159,005.44 and 1,165,427.20
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Solution
The fourth proportional to 3,440,665.36, 5,159,005.44 and 1,165,427.20 is: 1,747,465.86
Step by Step Solution
- Step 1: Write the proportion equation
3,440,665.36 : 5,159,005.44 = 1,165,427.20 : x - Step 2: Convert to fraction form
3,440,665.36/5,159,005.44 = 1,165,427.20/x - Step 3: Cross multiply
3,440,665.36x = 5,159,005.44 × 1,165,427.20 - Step 4: Simplify right side
3,440,665.36x = 6,012,445,264,723.97 - Step 5: Solve for x
x = 6,012,445,264,723.97/3,440,665.36 - Step 6: Final answer
x = 1,747,465.86
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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.