Finding the Fourth Proportional to 982,826.93, 1,356,076.74 and 552,950.21
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Solution
The fourth proportional to 982,826.93, 1,356,076.74 and 552,950.21 is: 762,945.02
Step by Step Solution
- Step 1: Write the proportion equation
982,826.93 : 1,356,076.74 = 552,950.21 : x - Step 2: Convert to fraction form
982,826.93/1,356,076.74 = 552,950.21/x - Step 3: Cross multiply
982,826.93x = 1,356,076.74 × 552,950.21 - Step 4: Simplify right side
982,826.93x = 749,842,911,378.73 - Step 5: Solve for x
x = 749,842,911,378.73/982,826.93 - Step 6: Final answer
x = 762,945.02
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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.