Finding the Fourth Proportional to 3,130,240.08, 4,695,236.79 and 1,108,402.32
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Solution
The fourth proportional to 3,130,240.08, 4,695,236.79 and 1,108,402.32 is: 1,662,559.81
Step by Step Solution
- Step 1: Write the proportion equation
3,130,240.08 : 4,695,236.79 = 1,108,402.32 : x - Step 2: Convert to fraction form
3,130,240.08/4,695,236.79 = 1,108,402.32/x - Step 3: Cross multiply
3,130,240.08x = 4,695,236.79 × 1,108,402.32 - Step 4: Simplify right side
3,130,240.08x = 5,204,211,350,985.35 - Step 5: Solve for x
x = 5,204,211,350,985.35/3,130,240.08 - Step 6: Final answer
x = 1,662,559.81
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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.