Finding the Fourth Proportional to 2,126,804.06, 3,190,189.66 and 529,356.48
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Solution
The fourth proportional to 2,126,804.06, 3,190,189.66 and 529,356.48 is: 794,030.63
Step by Step Solution
- Step 1: Write the proportion equation
2,126,804.06 : 3,190,189.66 = 529,356.48 : x - Step 2: Convert to fraction form
2,126,804.06/3,190,189.66 = 529,356.48/x - Step 3: Cross multiply
2,126,804.06x = 3,190,189.66 × 529,356.48 - Step 4: Simplify right side
2,126,804.06x = 1,688,747,568,950.00 - Step 5: Solve for x
x = 1,688,747,568,950.00/2,126,804.06 - Step 6: Final answer
x = 794,030.63
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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.