Finding the Fourth Proportional to 1,403,992.78, 2,105,995.29 and 444,453.08
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Solution
The fourth proportional to 1,403,992.78, 2,105,995.29 and 444,453.08 is: 666,681.55
Step by Step Solution
- Step 1: Write the proportion equation
1,403,992.78 : 2,105,995.29 = 444,453.08 : x - Step 2: Convert to fraction form
1,403,992.78/2,105,995.29 = 444,453.08/x - Step 3: Cross multiply
1,403,992.78x = 2,105,995.29 × 444,453.08 - Step 4: Simplify right side
1,403,992.78x = 936,016,080,596.78 - Step 5: Solve for x
x = 936,016,080,596.78/1,403,992.78 - Step 6: Final answer
x = 666,681.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.