Finding the Fourth Proportional to 1,793,134.32, 2,689,688.07 and 513,742.88
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Solution
The fourth proportional to 1,793,134.32, 2,689,688.07 and 513,742.88 is: 770,610.48
Step by Step Solution
- Step 1: Write the proportion equation
1,793,134.32 : 2,689,688.07 = 513,742.88 : x - Step 2: Convert to fraction form
1,793,134.32/2,689,688.07 = 513,742.88/x - Step 3: Cross multiply
1,793,134.32x = 2,689,688.07 × 513,742.88 - Step 4: Simplify right side
1,793,134.32x = 1,381,808,102,107.66 - Step 5: Solve for x
x = 1,381,808,102,107.66/1,793,134.32 - Step 6: Final answer
x = 770,610.48
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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.