Finding the Fourth Proportional to 2,248,708.84, 3,101,115.12 and 1,791,343.96
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Solution
The fourth proportional to 2,248,708.84, 3,101,115.12 and 1,791,343.96 is: 2,470,379.33
Step by Step Solution
- Step 1: Write the proportion equation
2,248,708.84 : 3,101,115.12 = 1,791,343.96 : x - Step 2: Convert to fraction form
2,248,708.84/3,101,115.12 = 1,791,343.96/x - Step 3: Cross multiply
2,248,708.84x = 3,101,115.12 × 1,791,343.96 - Step 4: Simplify right side
2,248,708.84x = 5,555,163,839,476.68 - Step 5: Solve for x
x = 5,555,163,839,476.68/2,248,708.84 - Step 6: Final answer
x = 2,470,379.33
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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.