Finding the Fourth Proportional to 4,261,013.60, 6,386,077.20 and 1,733,813.60
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Solution
The fourth proportional to 4,261,013.60, 6,386,077.20 and 1,733,813.60 is: 2,598,505.55
Step by Step Solution
- Step 1: Write the proportion equation
4,261,013.60 : 6,386,077.20 = 1,733,813.60 : x - Step 2: Convert to fraction form
4,261,013.60/6,386,077.20 = 1,733,813.60/x - Step 3: Cross multiply
4,261,013.60x = 6,386,077.20 × 1,733,813.60 - Step 4: Simplify right side
4,261,013.60x = 11,072,267,500,009.92 - Step 5: Solve for x
x = 11,072,267,500,009.92/4,261,013.60 - Step 6: Final answer
x = 2,598,505.55
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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.