Finding the Fourth Proportional to 1,609,858.56, 2,221,497.42 and 884,690.70
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Solution
The fourth proportional to 1,609,858.56, 2,221,497.42 and 884,690.70 is: 1,220,814.15
Step by Step Solution
- Step 1: Write the proportion equation
1,609,858.56 : 2,221,497.42 = 884,690.70 : x - Step 2: Convert to fraction form
1,609,858.56/2,221,497.42 = 884,690.70/x - Step 3: Cross multiply
1,609,858.56x = 2,221,497.42 × 884,690.70 - Step 4: Simplify right side
1,609,858.56x = 1,965,338,107,547.99 - Step 5: Solve for x
x = 1,965,338,107,547.99/1,609,858.56 - Step 6: Final answer
x = 1,220,814.15
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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.