Finding the Fourth Proportional to 2,248,935.20, 3,374,569.20 and 986,890.40
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Solution
The fourth proportional to 2,248,935.20, 3,374,569.20 and 986,890.40 is: 1,480,847.45
Step by Step Solution
- Step 1: Write the proportion equation
2,248,935.20 : 3,374,569.20 = 986,890.40 : x - Step 2: Convert to fraction form
2,248,935.20/3,374,569.20 = 986,890.40/x - Step 3: Cross multiply
2,248,935.20x = 3,374,569.20 × 986,890.40 - Step 4: Simplify right side
2,248,935.20x = 3,330,329,947,615.68 - Step 5: Solve for x
x = 3,330,329,947,615.68/2,248,935.20 - Step 6: Final answer
x = 1,480,847.45
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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.