Finding the Fourth Proportional to 2,865,748.16, 3,954,758.19 and 1,559,028.80
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Solution
The fourth proportional to 2,865,748.16, 3,954,758.19 and 1,559,028.80 is: 2,151,473.74
Step by Step Solution
- Step 1: Write the proportion equation
2,865,748.16 : 3,954,758.19 = 1,559,028.80 : x - Step 2: Convert to fraction form
2,865,748.16/3,954,758.19 = 1,559,028.80/x - Step 3: Cross multiply
2,865,748.16x = 3,954,758.19 × 1,559,028.80 - Step 4: Simplify right side
2,865,748.16x = 6,165,581,904,456.07 - Step 5: Solve for x
x = 6,165,581,904,456.07/2,865,748.16 - Step 6: Final answer
x = 2,151,473.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.