Finding the Fourth Proportional to 1,577,412.68, 2,365,173.34 and 723,414.69
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Solution
The fourth proportional to 1,577,412.68, 2,365,173.34 and 723,414.69 is: 1,084,688.34
Step by Step Solution
- Step 1: Write the proportion equation
1,577,412.68 : 2,365,173.34 = 723,414.69 : x - Step 2: Convert to fraction form
1,577,412.68/2,365,173.34 = 723,414.69/x - Step 3: Cross multiply
1,577,412.68x = 2,365,173.34 × 723,414.69 - Step 4: Simplify right side
1,577,412.68x = 1,711,001,144,465.30 - Step 5: Solve for x
x = 1,711,001,144,465.30/1,577,412.68 - Step 6: Final answer
x = 1,084,688.34
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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.