Finding the Fourth Proportional to 2,596,493.80, 3,894,740.70 and 2,154,125.80
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Solution
The fourth proportional to 2,596,493.80, 3,894,740.70 and 2,154,125.80 is: 3,231,188.70
Step by Step Solution
- Step 1: Write the proportion equation
2,596,493.80 : 3,894,740.70 = 2,154,125.80 : x - Step 2: Convert to fraction form
2,596,493.80/3,894,740.70 = 2,154,125.80/x - Step 3: Cross multiply
2,596,493.80x = 3,894,740.70 × 2,154,125.80 - Step 4: Simplify right side
2,596,493.80x = 8,389,761,426,180.06 - Step 5: Solve for x
x = 8,389,761,426,180.06/2,596,493.80 - Step 6: Final answer
x = 3,231,188.70
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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.