Finding the Fourth Proportional to 1,738,432.76, 2,399,282.26 and 964,235.79
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Solution
The fourth proportional to 1,738,432.76, 2,399,282.26 and 964,235.79 is: 1,330,781.31
Step by Step Solution
- Step 1: Write the proportion equation
1,738,432.76 : 2,399,282.26 = 964,235.79 : x - Step 2: Convert to fraction form
1,738,432.76/2,399,282.26 = 964,235.79/x - Step 3: Cross multiply
1,738,432.76x = 2,399,282.26 × 964,235.79 - Step 4: Simplify right side
1,738,432.76x = 2,313,473,822,993.50 - Step 5: Solve for x
x = 2,313,473,822,993.50/1,738,432.76 - Step 6: Final answer
x = 1,330,781.31
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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.