Finding the Fourth Proportional to 1,704,577.16, 2,556,201.10 and 639,038.44
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Solution
The fourth proportional to 1,704,577.16, 2,556,201.10 and 639,038.44 is: 958,308.49
Step by Step Solution
- Step 1: Write the proportion equation
1,704,577.16 : 2,556,201.10 = 639,038.44 : x - Step 2: Convert to fraction form
1,704,577.16/2,556,201.10 = 639,038.44/x - Step 3: Cross multiply
1,704,577.16x = 2,556,201.10 × 639,038.44 - Step 4: Simplify right side
1,704,577.16x = 1,633,510,763,270.28 - Step 5: Solve for x
x = 1,633,510,763,270.28/1,704,577.16 - Step 6: Final answer
x = 958,308.49
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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.