Finding the Fourth Proportional to 1,143,776.53, 1,714,467.71 and 385,355.99
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Solution
The fourth proportional to 1,143,776.53, 1,714,467.71 and 385,355.99 is: 577,630.66
Step by Step Solution
- Step 1: Write the proportion equation
1,143,776.53 : 1,714,467.71 = 385,355.99 : x - Step 2: Convert to fraction form
1,143,776.53/1,714,467.71 = 385,355.99/x - Step 3: Cross multiply
1,143,776.53x = 1,714,467.71 × 385,355.99 - Step 4: Simplify right side
1,143,776.53x = 660,680,394,101.13 - Step 5: Solve for x
x = 660,680,394,101.13/1,143,776.53 - Step 6: Final answer
x = 577,630.66
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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.