Finding the Fourth Proportional to 2,785,775.07, 3,844,529.69 and 1,562,472.98
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Solution
The fourth proportional to 2,785,775.07, 3,844,529.69 and 1,562,472.98 is: 2,156,302.50
Step by Step Solution
- Step 1: Write the proportion equation
2,785,775.07 : 3,844,529.69 = 1,562,472.98 : x - Step 2: Convert to fraction form
2,785,775.07/3,844,529.69 = 1,562,472.98/x - Step 3: Cross multiply
2,785,775.07x = 3,844,529.69 × 1,562,472.98 - Step 4: Simplify right side
2,785,775.07x = 6,006,973,761,432.78 - Step 5: Solve for x
x = 6,006,973,761,432.78/2,785,775.07 - Step 6: Final answer
x = 2,156,302.50
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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.