Finding the Fourth Proportional to 1,409,213.51, 2,114,083.58 and 640,767.65
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Solution
The fourth proportional to 1,409,213.51, 2,114,083.58 and 640,767.65 is: 961,271.21
Step by Step Solution
- Step 1: Write the proportion equation
1,409,213.51 : 2,114,083.58 = 640,767.65 : x - Step 2: Convert to fraction form
1,409,213.51/2,114,083.58 = 640,767.65/x - Step 3: Cross multiply
1,409,213.51x = 2,114,083.58 × 640,767.65 - Step 4: Simplify right side
1,409,213.51x = 1,354,636,372,424.62 - Step 5: Solve for x
x = 1,354,636,372,424.62/1,409,213.51 - Step 6: Final answer
x = 961,271.21
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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.