Finding the Fourth Proportional to 1,235,356.23, 1,704,809.01 and 711,777.48
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Solution
The fourth proportional to 1,235,356.23, 1,704,809.01 and 711,777.48 is: 982,262.95
Step by Step Solution
- Step 1: Write the proportion equation
1,235,356.23 : 1,704,809.01 = 711,777.48 : x - Step 2: Convert to fraction form
1,235,356.23/1,704,809.01 = 711,777.48/x - Step 3: Cross multiply
1,235,356.23x = 1,704,809.01 × 711,777.48 - Step 4: Simplify right side
1,235,356.23x = 1,213,444,653,291.48 - Step 5: Solve for x
x = 1,213,444,653,291.48/1,235,356.23 - Step 6: Final answer
x = 982,262.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.