Finding the Fourth Proportional to 2,948,605.01, 4,070,330.42 and 1,982,295.75
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Solution
The fourth proportional to 2,948,605.01, 4,070,330.42 and 1,982,295.75 is: 2,736,412.19
Step by Step Solution
- Step 1: Write the proportion equation
2,948,605.01 : 4,070,330.42 = 1,982,295.75 : x - Step 2: Convert to fraction form
2,948,605.01/4,070,330.42 = 1,982,295.75/x - Step 3: Cross multiply
2,948,605.01x = 4,070,330.42 × 1,982,295.75 - Step 4: Simplify right side
2,948,605.01x = 8,068,598,692,661.72 - Step 5: Solve for x
x = 8,068,598,692,661.72/2,948,605.01 - Step 6: Final answer
x = 2,736,412.19
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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.