Finding the Fourth Proportional to 4,438,455.18, 6,125,007.66 and 2,478,363.48
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Solution
The fourth proportional to 4,438,455.18, 6,125,007.66 and 2,478,363.48 is: 3,420,107.83
Step by Step Solution
- Step 1: Write the proportion equation
4,438,455.18 : 6,125,007.66 = 2,478,363.48 : x - Step 2: Convert to fraction form
4,438,455.18/6,125,007.66 = 2,478,363.48/x - Step 3: Cross multiply
4,438,455.18x = 6,125,007.66 × 2,478,363.48 - Step 4: Simplify right side
4,438,455.18x = 15,179,995,299,264.26 - Step 5: Solve for x
x = 15,179,995,299,264.26/4,438,455.18 - Step 6: Final answer
x = 3,420,107.83
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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.