Finding the Fourth Proportional to 4,958,804.20, 7,434,810.56 and 2,525,246.76
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Solution
The fourth proportional to 4,958,804.20, 7,434,810.56 and 2,525,246.76 is: 3,786,140.88
Step by Step Solution
- Step 1: Write the proportion equation
4,958,804.20 : 7,434,810.56 = 2,525,246.76 : x - Step 2: Convert to fraction form
4,958,804.20/7,434,810.56 = 2,525,246.76/x - Step 3: Cross multiply
4,958,804.20x = 7,434,810.56 × 2,525,246.76 - Step 4: Simplify right side
4,958,804.20x = 18,774,731,277,853.78 - Step 5: Solve for x
x = 18,774,731,277,853.78/4,958,804.20 - Step 6: Final answer
x = 3,786,140.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.