Finding the Fourth Proportional to 1,135,585.05, 1,566,711.63 and 727,911.69
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Solution
The fourth proportional to 1,135,585.05, 1,566,711.63 and 727,911.69 is: 1,004,264.46
Step by Step Solution
- Step 1: Write the proportion equation
1,135,585.05 : 1,566,711.63 = 727,911.69 : x - Step 2: Convert to fraction form
1,135,585.05/1,566,711.63 = 727,911.69/x - Step 3: Cross multiply
1,135,585.05x = 1,566,711.63 × 727,911.69 - Step 4: Simplify right side
1,135,585.05x = 1,140,427,710,335.95 - Step 5: Solve for x
x = 1,140,427,710,335.95/1,135,585.05 - Step 6: Final answer
x = 1,004,264.46
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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.