Finding the Fourth Proportional to 1,174,134.87, 1,620,277.02 and 657,909.99
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Solution
The fourth proportional to 1,174,134.87, 1,620,277.02 and 657,909.99 is: 907,899.48
Step by Step Solution
- Step 1: Write the proportion equation
1,174,134.87 : 1,620,277.02 = 657,909.99 : x - Step 2: Convert to fraction form
1,174,134.87/1,620,277.02 = 657,909.99/x - Step 3: Cross multiply
1,174,134.87x = 1,620,277.02 × 657,909.99 - Step 4: Simplify right side
1,174,134.87x = 1,065,996,438,025.43 - Step 5: Solve for x
x = 1,065,996,438,025.43/1,174,134.87 - Step 6: Final answer
x = 907,899.48
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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.