Finding the Fourth Proportional to 1,603,599.60, 2,212,967.97 and 878,473.41
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Solution
The fourth proportional to 1,603,599.60, 2,212,967.97 and 878,473.41 is: 1,212,293.59
Step by Step Solution
- Step 1: Write the proportion equation
1,603,599.60 : 2,212,967.97 = 878,473.41 : x - Step 2: Convert to fraction form
1,603,599.60/2,212,967.97 = 878,473.41/x - Step 3: Cross multiply
1,603,599.60x = 2,212,967.97 × 878,473.41 - Step 4: Simplify right side
1,603,599.60x = 1,944,033,518,826.68 - Step 5: Solve for x
x = 1,944,033,518,826.68/1,603,599.60 - Step 6: Final answer
x = 1,212,293.59
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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.