Finding the Fourth Proportional to 1,371,299.09, 1,891,764.63 and 888,020.06
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Solution
The fourth proportional to 1,371,299.09, 1,891,764.63 and 888,020.06 is: 1,225,060.93
Step by Step Solution
- Step 1: Write the proportion equation
1,371,299.09 : 1,891,764.63 = 888,020.06 : x - Step 2: Convert to fraction form
1,371,299.09/1,891,764.63 = 888,020.06/x - Step 3: Cross multiply
1,371,299.09x = 1,891,764.63 × 888,020.06 - Step 4: Simplify right side
1,371,299.09x = 1,679,924,930,779.65 - Step 5: Solve for x
x = 1,679,924,930,779.65/1,371,299.09 - Step 6: Final answer
x = 1,225,060.93
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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.