Finding the Fourth Proportional to 2,948,603.01, 4,070,327.66 and 1,982,293.75
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Solution
The fourth proportional to 2,948,603.01, 4,070,327.66 and 1,982,293.75 is: 2,736,409.43
Step by Step Solution
- Step 1: Write the proportion equation
2,948,603.01 : 4,070,327.66 = 1,982,293.75 : x - Step 2: Convert to fraction form
2,948,603.01/4,070,327.66 = 1,982,293.75/x - Step 3: Cross multiply
2,948,603.01x = 4,070,327.66 × 1,982,293.75 - Step 4: Simplify right side
2,948,603.01x = 8,068,585,080,870.13 - Step 5: Solve for x
x = 8,068,585,080,870.13/2,948,603.01 - Step 6: Final answer
x = 2,736,409.43
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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.