Finding the Fourth Proportional to 1,552,340.70, 2,328,620.40 and 878,744.70
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Solution
The fourth proportional to 1,552,340.70, 2,328,620.40 and 878,744.70 is: 1,318,178.95
Step by Step Solution
- Step 1: Write the proportion equation
1,552,340.70 : 2,328,620.40 = 878,744.70 : x - Step 2: Convert to fraction form
1,552,340.70/2,328,620.40 = 878,744.70/x - Step 3: Cross multiply
1,552,340.70x = 2,328,620.40 × 878,744.70 - Step 4: Simplify right side
1,552,340.70x = 2,046,262,834,811.88 - Step 5: Solve for x
x = 2,046,262,834,811.88/1,552,340.70 - Step 6: Final answer
x = 1,318,178.95
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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.