Finding the Fourth Proportional to 1,671,256.25, 2,507,244.20 and 518,479.44
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Solution
The fourth proportional to 1,671,256.25, 2,507,244.20 and 518,479.44 is: 777,830.79
Step by Step Solution
- Step 1: Write the proportion equation
1,671,256.25 : 2,507,244.20 = 518,479.44 : x - Step 2: Convert to fraction form
1,671,256.25/2,507,244.20 = 518,479.44/x - Step 3: Cross multiply
1,671,256.25x = 2,507,244.20 × 518,479.44 - Step 4: Simplify right side
1,671,256.25x = 1,299,954,568,759.25 - Step 5: Solve for x
x = 1,299,954,568,759.25/1,671,256.25 - Step 6: Final answer
x = 777,830.79
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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.