Finding the Fourth Proportional to 1,618,965.56, 2,234,175.80 and 893,814.68
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Solution
The fourth proportional to 1,618,965.56, 2,234,175.80 and 893,814.68 is: 1,233,466.10
Step by Step Solution
- Step 1: Write the proportion equation
1,618,965.56 : 2,234,175.80 = 893,814.68 : x - Step 2: Convert to fraction form
1,618,965.56/2,234,175.80 = 893,814.68/x - Step 3: Cross multiply
1,618,965.56x = 2,234,175.80 × 893,814.68 - Step 4: Simplify right side
1,618,965.56x = 1,996,939,127,740.74 - Step 5: Solve for x
x = 1,996,939,127,740.74/1,618,965.56 - Step 6: Final answer
x = 1,233,466.10
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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.