Finding the Fourth Proportional to 1,135,097.28, 1,566,445.12 and 625,817.92
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Solution
The fourth proportional to 1,135,097.28, 1,566,445.12 and 625,817.92 is: 863,634.72
Step by Step Solution
- Step 1: Write the proportion equation
1,135,097.28 : 1,566,445.12 = 625,817.92 : x - Step 2: Convert to fraction form
1,135,097.28/1,566,445.12 = 625,817.92/x - Step 3: Cross multiply
1,135,097.28x = 1,566,445.12 × 625,817.92 - Step 4: Simplify right side
1,135,097.28x = 980,309,426,792.55 - Step 5: Solve for x
x = 980,309,426,792.55/1,135,097.28 - Step 6: Final answer
x = 863,634.72
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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.