Finding the Fourth Proportional to 1,062,403.70, 1,593,605.55 and 957,427.70
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Solution
The fourth proportional to 1,062,403.70, 1,593,605.55 and 957,427.70 is: 1,436,141.55
Step by Step Solution
- Step 1: Write the proportion equation
1,062,403.70 : 1,593,605.55 = 957,427.70 : x - Step 2: Convert to fraction form
1,062,403.70/1,593,605.55 = 957,427.70/x - Step 3: Cross multiply
1,062,403.70x = 1,593,605.55 × 957,427.70 - Step 4: Simplify right side
1,062,403.70x = 1,525,762,096,443.74 - Step 5: Solve for x
x = 1,525,762,096,443.74/1,062,403.70 - Step 6: Final answer
x = 1,436,141.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.