Finding the Fourth Proportional to 3,831,376.80, 5,744,440.80 and 1,810,588.80
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Solution
The fourth proportional to 3,831,376.80, 5,744,440.80 and 1,810,588.80 is: 2,714,642.99
Step by Step Solution
- Step 1: Write the proportion equation
3,831,376.80 : 5,744,440.80 = 1,810,588.80 : x - Step 2: Convert to fraction form
3,831,376.80/5,744,440.80 = 1,810,588.80/x - Step 3: Cross multiply
3,831,376.80x = 5,744,440.80 × 1,810,588.80 - Step 4: Simplify right side
3,831,376.80x = 10,400,820,174,743.04 - Step 5: Solve for x
x = 10,400,820,174,743.04/3,831,376.80 - Step 6: Final answer
x = 2,714,642.99
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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.