Finding the Fourth Proportional to 5,699,602.62, 8,549,421.09 and 1,381,635.66
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Solution
The fourth proportional to 5,699,602.62, 8,549,421.09 and 1,381,635.66 is: 2,072,457.65
Step by Step Solution
- Step 1: Write the proportion equation
5,699,602.62 : 8,549,421.09 = 1,381,635.66 : x - Step 2: Convert to fraction form
5,699,602.62/8,549,421.09 = 1,381,635.66/x - Step 3: Cross multiply
5,699,602.62x = 8,549,421.09 × 1,381,635.66 - Step 4: Simplify right side
5,699,602.62x = 11,812,185,050,300.07 - Step 5: Solve for x
x = 11,812,185,050,300.07/5,699,602.62 - Step 6: Final answer
x = 2,072,457.65
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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.