Finding the Fourth Proportional to 1,967,514.09, 2,950,990.83 and 619,641.63
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Solution
The fourth proportional to 1,967,514.09, 2,950,990.83 and 619,641.63 is: 929,374.17
Step by Step Solution
- Step 1: Write the proportion equation
1,967,514.09 : 2,950,990.83 = 619,641.63 : x - Step 2: Convert to fraction form
1,967,514.09/2,950,990.83 = 619,641.63/x - Step 3: Cross multiply
1,967,514.09x = 2,950,990.83 × 619,641.63 - Step 4: Simplify right side
1,967,514.09x = 1,828,556,768,016.25 - Step 5: Solve for x
x = 1,828,556,768,016.25/1,967,514.09 - Step 6: Final answer
x = 929,374.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.