Finding the Fourth Proportional to 4,187,444.30, 6,277,734.19 and 1,490,233.60
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Solution
The fourth proportional to 4,187,444.30, 6,277,734.19 and 1,490,233.60 is: 2,234,128.92
Step by Step Solution
- Step 1: Write the proportion equation
4,187,444.30 : 6,277,734.19 = 1,490,233.60 : x - Step 2: Convert to fraction form
4,187,444.30/6,277,734.19 = 1,490,233.60/x - Step 3: Cross multiply
4,187,444.30x = 6,277,734.19 × 1,490,233.60 - Step 4: Simplify right side
4,187,444.30x = 9,355,290,421,806.79 - Step 5: Solve for x
x = 9,355,290,421,806.79/4,187,444.30 - Step 6: Final answer
x = 2,234,128.92
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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.