Finding the Fourth Proportional to 1,718,880.90, 2,578,321.35 and 998,483.10
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Solution
The fourth proportional to 1,718,880.90, 2,578,321.35 and 998,483.10 is: 1,497,724.65
Step by Step Solution
- Step 1: Write the proportion equation
1,718,880.90 : 2,578,321.35 = 998,483.10 : x - Step 2: Convert to fraction form
1,718,880.90/2,578,321.35 = 998,483.10/x - Step 3: Cross multiply
1,718,880.90x = 2,578,321.35 × 998,483.10 - Step 4: Simplify right side
1,718,880.90x = 2,574,410,294,344.19 - Step 5: Solve for x
x = 2,574,410,294,344.19/1,718,880.90 - Step 6: Final answer
x = 1,497,724.65
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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.