Finding the Fourth Proportional to 5,633,780.31, 8,450,757.95 and 1,374,029.19
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Solution
The fourth proportional to 5,633,780.31, 8,450,757.95 and 1,374,029.19 is: 2,061,065.12
Step by Step Solution
- Step 1: Write the proportion equation
5,633,780.31 : 8,450,757.95 = 1,374,029.19 : x - Step 2: Convert to fraction form
5,633,780.31/8,450,757.95 = 1,374,029.19/x - Step 3: Cross multiply
5,633,780.31x = 8,450,757.95 × 1,374,029.19 - Step 4: Simplify right side
5,633,780.31x = 11,611,588,094,054.41 - Step 5: Solve for x
x = 11,611,588,094,054.41/5,633,780.31 - Step 6: Final answer
x = 2,061,065.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.