Finding the Fourth Proportional to 1,139,927.24, 1,710,361.68 and 499,899.66
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Solution
The fourth proportional to 1,139,927.24, 1,710,361.68 and 499,899.66 is: 750,055.96
Step by Step Solution
- Step 1: Write the proportion equation
1,139,927.24 : 1,710,361.68 = 499,899.66 : x - Step 2: Convert to fraction form
1,139,927.24/1,710,361.68 = 499,899.66/x - Step 3: Cross multiply
1,139,927.24x = 1,710,361.68 × 499,899.66 - Step 4: Simplify right side
1,139,927.24x = 855,009,222,309.03 - Step 5: Solve for x
x = 855,009,222,309.03/1,139,927.24 - Step 6: Final answer
x = 750,055.96
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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.