Finding the Fourth Proportional to 1,719,637.16, 2,579,452.62 and 457,464.80
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Solution
The fourth proportional to 1,719,637.16, 2,579,452.62 and 457,464.80 is: 686,196.37
Step by Step Solution
- Step 1: Write the proportion equation
1,719,637.16 : 2,579,452.62 = 457,464.80 : x - Step 2: Convert to fraction form
1,719,637.16/2,579,452.62 = 457,464.80/x - Step 3: Cross multiply
1,719,637.16x = 2,579,452.62 × 457,464.80 - Step 4: Simplify right side
1,719,637.16x = 1,180,008,776,917.78 - Step 5: Solve for x
x = 1,180,008,776,917.78/1,719,637.16 - Step 6: Final answer
x = 686,196.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.