Finding the Fourth Proportional to 2,245,142.95, 3,098,292.02 and 1,226,554.99
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Solution
The fourth proportional to 2,245,142.95, 3,098,292.02 and 1,226,554.99 is: 1,692,643.02
Step by Step Solution
- Step 1: Write the proportion equation
2,245,142.95 : 3,098,292.02 = 1,226,554.99 : x - Step 2: Convert to fraction form
2,245,142.95/3,098,292.02 = 1,226,554.99/x - Step 3: Cross multiply
2,245,142.95x = 3,098,292.02 × 1,226,554.99 - Step 4: Simplify right side
2,245,142.95x = 3,800,225,528,329.26 - Step 5: Solve for x
x = 3,800,225,528,329.26/2,245,142.95 - Step 6: Final answer
x = 1,692,643.02
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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.