Finding the Fourth Proportional to 4,749,220.45, 6,553,929.77 and 2,573,763.49
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Solution
The fourth proportional to 4,749,220.45, 6,553,929.77 and 2,573,763.49 is: 3,551,796.62
Step by Step Solution
- Step 1: Write the proportion equation
4,749,220.45 : 6,553,929.77 = 2,573,763.49 : x - Step 2: Convert to fraction form
4,749,220.45/6,553,929.77 = 2,573,763.49/x - Step 3: Cross multiply
4,749,220.45x = 6,553,929.77 × 2,573,763.49 - Step 4: Simplify right side
4,749,220.45x = 16,868,265,158,050.10 - Step 5: Solve for x
x = 16,868,265,158,050.10/4,749,220.45 - Step 6: Final answer
x = 3,551,796.62
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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.