Finding the Fourth Proportional to 3,748,353.08, 5,622,529.64 and 908,465.23
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Solution
The fourth proportional to 3,748,353.08, 5,622,529.64 and 908,465.23 is: 1,362,697.84
Step by Step Solution
- Step 1: Write the proportion equation
3,748,353.08 : 5,622,529.64 = 908,465.23 : x - Step 2: Convert to fraction form
3,748,353.08/5,622,529.64 = 908,465.23/x - Step 3: Cross multiply
3,748,353.08x = 5,622,529.64 × 908,465.23 - Step 4: Simplify right side
3,748,353.08x = 5,107,872,663,985.77 - Step 5: Solve for x
x = 5,107,872,663,985.77/3,748,353.08 - Step 6: Final answer
x = 1,362,697.84
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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.