Finding the Fourth Proportional to 1,015,276.46, 1,400,903.93 and 579,494.84
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Solution
The fourth proportional to 1,015,276.46, 1,400,903.93 and 579,494.84 is: 799,601.52
Step by Step Solution
- Step 1: Write the proportion equation
1,015,276.46 : 1,400,903.93 = 579,494.84 : x - Step 2: Convert to fraction form
1,015,276.46/1,400,903.93 = 579,494.84/x - Step 3: Cross multiply
1,015,276.46x = 1,400,903.93 × 579,494.84 - Step 4: Simplify right side
1,015,276.46x = 811,816,595,873.25 - Step 5: Solve for x
x = 811,816,595,873.25/1,015,276.46 - Step 6: Final answer
x = 799,601.52
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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.