Finding the Fourth Proportional to 4,264,009.80, 6,396,014.70 and 1,738,288.20
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Solution
The fourth proportional to 4,264,009.80, 6,396,014.70 and 1,738,288.20 is: 2,607,432.30
Step by Step Solution
- Step 1: Write the proportion equation
4,264,009.80 : 6,396,014.70 = 1,738,288.20 : x - Step 2: Convert to fraction form
4,264,009.80/6,396,014.70 = 1,738,288.20/x - Step 3: Cross multiply
4,264,009.80x = 6,396,014.70 × 1,738,288.20 - Step 4: Simplify right side
4,264,009.80x = 11,118,116,880,036.54 - Step 5: Solve for x
x = 11,118,116,880,036.54/4,264,009.80 - Step 6: Final answer
x = 2,607,432.30
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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.