Finding the Fourth Proportional to 3,136,605.11, 4,701,670.94 and 1,316,027.28
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Solution
The fourth proportional to 3,136,605.11, 4,701,670.94 and 1,316,027.28 is: 1,972,682.89
Step by Step Solution
- Step 1: Write the proportion equation
3,136,605.11 : 4,701,670.94 = 1,316,027.28 : x - Step 2: Convert to fraction form
3,136,605.11/4,701,670.94 = 1,316,027.28/x - Step 3: Cross multiply
3,136,605.11x = 4,701,670.94 × 1,316,027.28 - Step 4: Simplify right side
3,136,605.11x = 6,187,527,218,623.24 - Step 5: Solve for x
x = 6,187,527,218,623.24/3,136,605.11 - Step 6: Final answer
x = 1,972,682.89
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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.