Finding the Fourth Proportional to 1,396,295.28, 1,927,095.84 and 852,743.70
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Solution
The fourth proportional to 1,396,295.28, 1,927,095.84 and 852,743.70 is: 1,176,913.55
Step by Step Solution
- Step 1: Write the proportion equation
1,396,295.28 : 1,927,095.84 = 852,743.70 : x - Step 2: Convert to fraction form
1,396,295.28/1,927,095.84 = 852,743.70/x - Step 3: Cross multiply
1,396,295.28x = 1,927,095.84 × 852,743.70 - Step 4: Simplify right side
1,396,295.28x = 1,643,318,836,856.21 - Step 5: Solve for x
x = 1,643,318,836,856.21/1,396,295.28 - Step 6: Final answer
x = 1,176,913.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.