Finding the Fourth Proportional to 1,135,030.14, 1,702,551.36 and 336,318.60
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Solution
The fourth proportional to 1,135,030.14, 1,702,551.36 and 336,318.60 is: 504,479.72
Step by Step Solution
- Step 1: Write the proportion equation
1,135,030.14 : 1,702,551.36 = 336,318.60 : x - Step 2: Convert to fraction form
1,135,030.14/1,702,551.36 = 336,318.60/x - Step 3: Cross multiply
1,135,030.14x = 1,702,551.36 × 336,318.60 - Step 4: Simplify right side
1,135,030.14x = 572,599,689,823.30 - Step 5: Solve for x
x = 572,599,689,823.30/1,135,030.14 - Step 6: Final answer
x = 504,479.72
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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.