Finding the Fourth Proportional to 1,881,451.77, 2,597,480.37 and 1,238,740.26
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Solution
The fourth proportional to 1,881,451.77, 2,597,480.37 and 1,238,740.26 is: 1,710,170.60
Step by Step Solution
- Step 1: Write the proportion equation
1,881,451.77 : 2,597,480.37 = 1,238,740.26 : x - Step 2: Convert to fraction form
1,881,451.77/2,597,480.37 = 1,238,740.26/x - Step 3: Cross multiply
1,881,451.77x = 2,597,480.37 × 1,238,740.26 - Step 4: Simplify right side
1,881,451.77x = 3,217,603,508,878.70 - Step 5: Solve for x
x = 3,217,603,508,878.70/1,881,451.77 - Step 6: Final answer
x = 1,710,170.60
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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.