Finding the Fourth Proportional to 2,697,803.16, 4,048,700.58 and 1,277,866.68
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Solution
The fourth proportional to 2,697,803.16, 4,048,700.58 and 1,277,866.68 is: 1,917,745.39
Step by Step Solution
- Step 1: Write the proportion equation
2,697,803.16 : 4,048,700.58 = 1,277,866.68 : x - Step 2: Convert to fraction form
2,697,803.16/4,048,700.58 = 1,277,866.68/x - Step 3: Cross multiply
2,697,803.16x = 4,048,700.58 × 1,277,866.68 - Step 4: Simplify right side
2,697,803.16x = 5,173,699,568,478.67 - Step 5: Solve for x
x = 5,173,699,568,478.67/2,697,803.16 - Step 6: Final answer
x = 1,917,745.39
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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.