Finding the Fourth Proportional to 1,036,347.41, 1,554,389.89 and 405,704.09
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Solution
The fourth proportional to 1,036,347.41, 1,554,389.89 and 405,704.09 is: 608,504.76
Step by Step Solution
- Step 1: Write the proportion equation
1,036,347.41 : 1,554,389.89 = 405,704.09 : x - Step 2: Convert to fraction form
1,036,347.41/1,554,389.89 = 405,704.09/x - Step 3: Cross multiply
1,036,347.41x = 1,554,389.89 × 405,704.09 - Step 4: Simplify right side
1,036,347.41x = 630,622,335,827.65 - Step 5: Solve for x
x = 630,622,335,827.65/1,036,347.41 - Step 6: Final answer
x = 608,504.76
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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.