Finding the Fourth Proportional to 1,537,937.85, 2,106,939.87 and 1,480,435.95
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Solution
The fourth proportional to 1,537,937.85, 2,106,939.87 and 1,480,435.95 is: 2,028,163.58
Step by Step Solution
- Step 1: Write the proportion equation
1,537,937.85 : 2,106,939.87 = 1,480,435.95 : x - Step 2: Convert to fraction form
1,537,937.85/2,106,939.87 = 1,480,435.95/x - Step 3: Cross multiply
1,537,937.85x = 2,106,939.87 × 1,480,435.95 - Step 4: Simplify right side
1,537,937.85x = 3,119,189,528,036.33 - Step 5: Solve for x
x = 3,119,189,528,036.33/1,537,937.85 - Step 6: Final answer
x = 2,028,163.58
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.