Finding the Fourth Proportional to 3,177,283.30, 4,763,246.27 and 1,378,811.95
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Solution
The fourth proportional to 3,177,283.30, 4,763,246.27 and 1,378,811.95 is: 2,067,055.49
Step by Step Solution
- Step 1: Write the proportion equation
3,177,283.30 : 4,763,246.27 = 1,378,811.95 : x - Step 2: Convert to fraction form
3,177,283.30/4,763,246.27 = 1,378,811.95/x - Step 3: Cross multiply
3,177,283.30x = 4,763,246.27 × 1,378,811.95 - Step 4: Simplify right side
3,177,283.30x = 6,567,620,877,868.93 - Step 5: Solve for x
x = 6,567,620,877,868.93/3,177,283.30 - Step 6: Final answer
x = 2,067,055.49
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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.