Finding the Fourth Proportional to 1,412,762.25, 2,118,943.75 and 453,093.13
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Solution
The fourth proportional to 1,412,762.25, 2,118,943.75 and 453,093.13 is: 679,575.67
Step by Step Solution
- Step 1: Write the proportion equation
1,412,762.25 : 2,118,943.75 = 453,093.13 : x - Step 2: Convert to fraction form
1,412,762.25/2,118,943.75 = 453,093.13/x - Step 3: Cross multiply
1,412,762.25x = 2,118,943.75 × 453,093.13 - Step 4: Simplify right side
1,412,762.25x = 960,078,855,981.44 - Step 5: Solve for x
x = 960,078,855,981.44/1,412,762.25 - Step 6: Final answer
x = 679,575.67
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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.