Finding the Fourth Proportional to 1,367,709.98, 1,887,700.55 and 901,745.69
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Solution
The fourth proportional to 1,367,709.98, 1,887,700.55 and 901,745.69 is: 1,244,580.99
Step by Step Solution
- Step 1: Write the proportion equation
1,367,709.98 : 1,887,700.55 = 901,745.69 : x - Step 2: Convert to fraction form
1,367,709.98/1,887,700.55 = 901,745.69/x - Step 3: Cross multiply
1,367,709.98x = 1,887,700.55 × 901,745.69 - Step 4: Simplify right side
1,367,709.98x = 1,702,225,834,973.13 - Step 5: Solve for x
x = 1,702,225,834,973.13/1,367,709.98 - Step 6: Final answer
x = 1,244,580.99
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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.