Finding the Fourth Proportional to 1,028,054.09, 1,542,246.38 and 353,969.66
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Solution
The fourth proportional to 1,028,054.09, 1,542,246.38 and 353,969.66 is: 531,011.39
Step by Step Solution
- Step 1: Write the proportion equation
1,028,054.09 : 1,542,246.38 = 353,969.66 : x - Step 2: Convert to fraction form
1,028,054.09/1,542,246.38 = 353,969.66/x - Step 3: Cross multiply
1,028,054.09x = 1,542,246.38 × 353,969.66 - Step 4: Simplify right side
1,028,054.09x = 545,908,430,177.99 - Step 5: Solve for x
x = 545,908,430,177.99/1,028,054.09 - Step 6: Final answer
x = 531,011.39
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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.