Finding the Fourth Proportional to 1,534,688.64, 2,302,697.28 and 823,887.36
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Solution
The fourth proportional to 1,534,688.64, 2,302,697.28 and 823,887.36 is: 1,236,187.68
Step by Step Solution
- Step 1: Write the proportion equation
1,534,688.64 : 2,302,697.28 = 823,887.36 : x - Step 2: Convert to fraction form
1,534,688.64/2,302,697.28 = 823,887.36/x - Step 3: Cross multiply
1,534,688.64x = 2,302,697.28 × 823,887.36 - Step 4: Simplify right side
1,534,688.64x = 1,897,163,182,898.38 - Step 5: Solve for x
x = 1,897,163,182,898.38/1,534,688.64 - Step 6: Final answer
x = 1,236,187.68
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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.