Finding the Fourth Proportional to 3,471,966.05, 4,791,510.65 and 1,944,059.81
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Solution
The fourth proportional to 3,471,966.05, 4,791,510.65 and 1,944,059.81 is: 2,682,913.12
Step by Step Solution
- Step 1: Write the proportion equation
3,471,966.05 : 4,791,510.65 = 1,944,059.81 : x - Step 2: Convert to fraction form
3,471,966.05/4,791,510.65 = 1,944,059.81/x - Step 3: Cross multiply
3,471,966.05x = 4,791,510.65 × 1,944,059.81 - Step 4: Simplify right side
3,471,966.05x = 9,314,983,264,754.57 - Step 5: Solve for x
x = 9,314,983,264,754.57/3,471,966.05 - Step 6: Final answer
x = 2,682,913.12
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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.