Finding the Fourth Proportional to 1,873,079.38, 2,584,856.07 and 1,013,639.44
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Solution
The fourth proportional to 1,873,079.38, 2,584,856.07 and 1,013,639.44 is: 1,398,825.96
Step by Step Solution
- Step 1: Write the proportion equation
1,873,079.38 : 2,584,856.07 = 1,013,639.44 : x - Step 2: Convert to fraction form
1,873,079.38/2,584,856.07 = 1,013,639.44/x - Step 3: Cross multiply
1,873,079.38x = 2,584,856.07 × 1,013,639.44 - Step 4: Simplify right side
1,873,079.38x = 2,620,112,059,275.40 - Step 5: Solve for x
x = 2,620,112,059,275.40/1,873,079.38 - Step 6: Final answer
x = 1,398,825.96
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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.