Finding the Fourth Proportional to 1,539,981.99, 2,125,437.37 and 895,775.63
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Solution
The fourth proportional to 1,539,981.99, 2,125,437.37 and 895,775.63 is: 1,236,322.89
Step by Step Solution
- Step 1: Write the proportion equation
1,539,981.99 : 2,125,437.37 = 895,775.63 : x - Step 2: Convert to fraction form
1,539,981.99/2,125,437.37 = 895,775.63/x - Step 3: Cross multiply
1,539,981.99x = 2,125,437.37 × 895,775.63 - Step 4: Simplify right side
1,539,981.99x = 1,903,914,986,270.67 - Step 5: Solve for x
x = 1,903,914,986,270.67/1,539,981.99 - Step 6: Final answer
x = 1,236,322.89
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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.