Finding the Fourth Proportional to 1,191,625.08, 1,787,438 and 350,176.92
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Solution
The fourth proportional to 1,191,625.08, 1,787,438 and 350,176.92 is: 525,265.49
Step by Step Solution
- Step 1: Write the proportion equation
1,191,625.08 : 1,787,438 = 350,176.92 : x - Step 2: Convert to fraction form
1,191,625.08/1,787,438 = 350,176.92/x - Step 3: Cross multiply
1,191,625.08x = 1,787,438 × 350,176.92 - Step 4: Simplify right side
1,191,625.08x = 625,919,533,530.96 - Step 5: Solve for x
x = 625,919,533,530.96/1,191,625.08 - Step 6: Final answer
x = 525,265.49
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1.5x scale
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.