Finding the Fourth Proportional to 2,126,835.77, 3,190,237.25 and 529,388.09
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Solution
The fourth proportional to 2,126,835.77, 3,190,237.25 and 529,388.09 is: 794,078.04
Step by Step Solution
- Step 1: Write the proportion equation
2,126,835.77 : 3,190,237.25 = 529,388.09 : x - Step 2: Convert to fraction form
2,126,835.77/3,190,237.25 = 529,388.09/x - Step 3: Cross multiply
2,126,835.77x = 3,190,237.25 × 529,388.09 - Step 4: Simplify right side
2,126,835.77x = 1,688,873,585,826.23 - Step 5: Solve for x
x = 1,688,873,585,826.23/2,126,835.77 - Step 6: Final answer
x = 794,078.04
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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.