Finding the Fourth Proportional to 4,405,564.09, 6,609,699.10 and 2,102,995.41
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Solution
The fourth proportional to 4,405,564.09, 6,609,699.10 and 2,102,995.41 is: 3,155,138.95
Step by Step Solution
- Step 1: Write the proportion equation
4,405,564.09 : 6,609,699.10 = 2,102,995.41 : x - Step 2: Convert to fraction form
4,405,564.09/6,609,699.10 = 2,102,995.41/x - Step 3: Cross multiply
4,405,564.09x = 6,609,699.10 × 2,102,995.41 - Step 4: Simplify right side
4,405,564.09x = 13,900,166,874,038.62 - Step 5: Solve for x
x = 13,900,166,874,038.62/4,405,564.09 - Step 6: Final answer
x = 3,155,138.95
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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.