Finding the Fourth Proportional to 1,423,102.77, 2,135,355.51 and 664,996.53
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Solution
The fourth proportional to 1,423,102.77, 2,135,355.51 and 664,996.53 is: 997,822.54
Step by Step Solution
- Step 1: Write the proportion equation
1,423,102.77 : 2,135,355.51 = 664,996.53 : x - Step 2: Convert to fraction form
1,423,102.77/2,135,355.51 = 664,996.53/x - Step 3: Cross multiply
1,423,102.77x = 2,135,355.51 × 664,996.53 - Step 4: Simplify right side
1,423,102.77x = 1,420,004,014,967.70 - Step 5: Solve for x
x = 1,420,004,014,967.70/1,423,102.77 - Step 6: Final answer
x = 997,822.54
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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.