Finding the Fourth Proportional to 2,102,270.16, 2,901,132.60 and 1,135,400.64
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Solution
The fourth proportional to 2,102,270.16, 2,901,132.60 and 1,135,400.64 is: 1,566,852.76
Step by Step Solution
- Step 1: Write the proportion equation
2,102,270.16 : 2,901,132.60 = 1,135,400.64 : x - Step 2: Convert to fraction form
2,102,270.16/2,901,132.60 = 1,135,400.64/x - Step 3: Cross multiply
2,102,270.16x = 2,901,132.60 × 1,135,400.64 - Step 4: Simplify right side
2,102,270.16x = 3,293,947,810,764.86 - Step 5: Solve for x
x = 3,293,947,810,764.86/2,102,270.16 - Step 6: Final answer
x = 1,566,852.76
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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.