Finding the Fourth Proportional to 2,698,467.63, 3,723,525.54 and 1,732,905.80
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Solution
The fourth proportional to 2,698,467.63, 3,723,525.54 and 1,732,905.80 is: 2,391,178.95
Step by Step Solution
- Step 1: Write the proportion equation
2,698,467.63 : 3,723,525.54 = 1,732,905.80 : x - Step 2: Convert to fraction form
2,698,467.63/3,723,525.54 = 1,732,905.80/x - Step 3: Cross multiply
2,698,467.63x = 3,723,525.54 × 1,732,905.80 - Step 4: Simplify right side
2,698,467.63x = 6,452,518,986,096.50 - Step 5: Solve for x
x = 6,452,518,986,096.50/2,698,467.63 - Step 6: Final answer
x = 2,391,178.95
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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.