Finding the Fourth Proportional to 1,700,420.75, 2,551,295.88 and 635,214.15
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Solution
The fourth proportional to 1,700,420.75, 2,551,295.88 and 635,214.15 is: 953,069.55
Step by Step Solution
- Step 1: Write the proportion equation
1,700,420.75 : 2,551,295.88 = 635,214.15 : x - Step 2: Convert to fraction form
1,700,420.75/2,551,295.88 = 635,214.15/x - Step 3: Cross multiply
1,700,420.75x = 2,551,295.88 × 635,214.15 - Step 4: Simplify right side
1,700,420.75x = 1,620,619,243,812.70 - Step 5: Solve for x
x = 1,620,619,243,812.70/1,700,420.75 - Step 6: Final answer
x = 953,069.55
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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.