Finding the Fourth Proportional to 4,020,746.24, 5,548,672.68 and 2,185,204.52
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Solution
The fourth proportional to 4,020,746.24, 5,548,672.68 and 2,185,204.52 is: 3,015,605.54
Step by Step Solution
- Step 1: Write the proportion equation
4,020,746.24 : 5,548,672.68 = 2,185,204.52 : x - Step 2: Convert to fraction form
4,020,746.24/5,548,672.68 = 2,185,204.52/x - Step 3: Cross multiply
4,020,746.24x = 5,548,672.68 × 2,185,204.52 - Step 4: Simplify right side
4,020,746.24x = 12,124,984,620,336.51 - Step 5: Solve for x
x = 12,124,984,620,336.51/4,020,746.24 - Step 6: Final answer
x = 3,015,605.54
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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.