Finding the Fourth Proportional to 2,492,777.36, 3,739,669.08 and 787,187.12
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Solution
The fourth proportional to 2,492,777.36, 3,739,669.08 and 787,187.12 is: 1,180,939.53
Step by Step Solution
- Step 1: Write the proportion equation
2,492,777.36 : 3,739,669.08 = 787,187.12 : x - Step 2: Convert to fraction form
2,492,777.36/3,739,669.08 = 787,187.12/x - Step 3: Cross multiply
2,492,777.36x = 3,739,669.08 × 787,187.12 - Step 4: Simplify right side
2,492,777.36x = 2,943,819,332,838.25 - Step 5: Solve for x
x = 2,943,819,332,838.25/2,492,777.36 - Step 6: Final answer
x = 1,180,939.53
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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.