Finding the Fourth Proportional to 2,390,076.06, 3,582,505.80 and 1,176,487.90
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Solution
The fourth proportional to 2,390,076.06, 3,582,505.80 and 1,176,487.90 is: 1,763,447.95
Step by Step Solution
- Step 1: Write the proportion equation
2,390,076.06 : 3,582,505.80 = 1,176,487.90 : x - Step 2: Convert to fraction form
2,390,076.06/3,582,505.80 = 1,176,487.90/x - Step 3: Cross multiply
2,390,076.06x = 3,582,505.80 × 1,176,487.90 - Step 4: Simplify right side
2,390,076.06x = 4,214,774,725,379.82 - Step 5: Solve for x
x = 4,214,774,725,379.82/2,390,076.06 - Step 6: Final answer
x = 1,763,447.95
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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.