Finding the Fourth Proportional to 2,661,202.76, 3,672,461.16 and 1,437,508.22
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Solution
The fourth proportional to 2,661,202.76, 3,672,461.16 and 1,437,508.22 is: 1,983,762.07
Step by Step Solution
- Step 1: Write the proportion equation
2,661,202.76 : 3,672,461.16 = 1,437,508.22 : x - Step 2: Convert to fraction form
2,661,202.76/3,672,461.16 = 1,437,508.22/x - Step 3: Cross multiply
2,661,202.76x = 3,672,461.16 × 1,437,508.22 - Step 4: Simplify right side
2,661,202.76x = 5,279,193,105,130.74 - Step 5: Solve for x
x = 5,279,193,105,130.74/2,661,202.76 - Step 6: Final answer
x = 1,983,762.07
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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.