Finding the Fourth Proportional to 2,948,615.28, 4,070,344.56 and 1,982,306
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Solution
The fourth proportional to 2,948,615.28, 4,070,344.56 and 1,982,306 is: 2,736,426.31
Step by Step Solution
- Step 1: Write the proportion equation
2,948,615.28 : 4,070,344.56 = 1,982,306 : x - Step 2: Convert to fraction form
2,948,615.28/4,070,344.56 = 1,982,306/x - Step 3: Cross multiply
2,948,615.28x = 4,070,344.56 × 1,982,306 - Step 4: Simplify right side
2,948,615.28x = 8,068,668,443,355.36 - Step 5: Solve for x
x = 8,068,668,443,355.36/2,948,615.28 - Step 6: Final answer
x = 2,736,426.31
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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.