Finding the Fourth Proportional to 1,475,336.94, 2,036,158.98 and 830,883.12
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Solution
The fourth proportional to 1,475,336.94, 2,036,158.98 and 830,883.12 is: 1,146,727.96
Step by Step Solution
- Step 1: Write the proportion equation
1,475,336.94 : 2,036,158.98 = 830,883.12 : x - Step 2: Convert to fraction form
1,475,336.94/2,036,158.98 = 830,883.12/x - Step 3: Cross multiply
1,475,336.94x = 2,036,158.98 × 830,883.12 - Step 4: Simplify right side
1,475,336.94x = 1,691,810,126,118.42 - Step 5: Solve for x
x = 1,691,810,126,118.42/1,475,336.94 - Step 6: Final answer
x = 1,146,727.96
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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.