Finding the Fourth Proportional to 1,539,810.99, 2,124,952.94 and 851,529.16
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Solution
The fourth proportional to 1,539,810.99, 2,124,952.94 and 851,529.16 is: 1,175,117.86
Step by Step Solution
- Step 1: Write the proportion equation
1,539,810.99 : 2,124,952.94 = 851,529.16 : x - Step 2: Convert to fraction form
1,539,810.99/2,124,952.94 = 851,529.16/x - Step 3: Cross multiply
1,539,810.99x = 2,124,952.94 × 851,529.16 - Step 4: Simplify right side
1,539,810.99x = 1,809,459,392,037.73 - Step 5: Solve for x
x = 1,809,459,392,037.73/1,539,810.99 - Step 6: Final answer
x = 1,175,117.86
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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.