Finding the Fourth Proportional to 1,467,471.80, 2,201,207.70 and 1,010,826.20
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Solution
The fourth proportional to 1,467,471.80, 2,201,207.70 and 1,010,826.20 is: 1,516,239.30
Step by Step Solution
- Step 1: Write the proportion equation
1,467,471.80 : 2,201,207.70 = 1,010,826.20 : x - Step 2: Convert to fraction form
1,467,471.80/2,201,207.70 = 1,010,826.20/x - Step 3: Cross multiply
1,467,471.80x = 2,201,207.70 × 1,010,826.20 - Step 4: Simplify right side
1,467,471.80x = 2,225,038,414,801.74 - Step 5: Solve for x
x = 2,225,038,414,801.74/1,467,471.80 - Step 6: Final answer
x = 1,516,239.30
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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.