Finding the Fourth Proportional to 1,079,946.70, 1,618,957.42 and 510,972.68
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Solution
The fourth proportional to 1,079,946.70, 1,618,957.42 and 510,972.68 is: 766,003.56
Step by Step Solution
- Step 1: Write the proportion equation
1,079,946.70 : 1,618,957.42 = 510,972.68 : x - Step 2: Convert to fraction form
1,079,946.70/1,618,957.42 = 510,972.68/x - Step 3: Cross multiply
1,079,946.70x = 1,618,957.42 × 510,972.68 - Step 4: Simplify right side
1,079,946.70x = 827,243,011,703.29 - Step 5: Solve for x
x = 827,243,011,703.29/1,079,946.70 - Step 6: Final answer
x = 766,003.56
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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.