Finding the Fourth Proportional to 4,433,423.61, 6,652,761.95 and 1,874,498.75
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Solution
The fourth proportional to 4,433,423.61, 6,652,761.95 and 1,874,498.75 is: 2,812,858.65
Step by Step Solution
- Step 1: Write the proportion equation
4,433,423.61 : 6,652,761.95 = 1,874,498.75 : x - Step 2: Convert to fraction form
4,433,423.61/6,652,761.95 = 1,874,498.75/x - Step 3: Cross multiply
4,433,423.61x = 6,652,761.95 × 1,874,498.75 - Step 4: Simplify right side
4,433,423.61x = 12,470,593,959,322.56 - Step 5: Solve for x
x = 12,470,593,959,322.56/4,433,423.61 - Step 6: Final answer
x = 2,812,858.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.