Finding the Fourth Proportional to 2,393,685.58, 3,303,281.40 and 1,305,957.90
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Solution
The fourth proportional to 2,393,685.58, 3,303,281.40 and 1,305,957.90 is: 1,802,219.34
Step by Step Solution
- Step 1: Write the proportion equation
2,393,685.58 : 3,303,281.40 = 1,305,957.90 : x - Step 2: Convert to fraction form
2,393,685.58/3,303,281.40 = 1,305,957.90/x - Step 3: Cross multiply
2,393,685.58x = 3,303,281.40 × 1,305,957.90 - Step 4: Simplify right side
2,393,685.58x = 4,313,946,440,253.06 - Step 5: Solve for x
x = 4,313,946,440,253.06/2,393,685.58 - Step 6: Final answer
x = 1,802,219.34
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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.