Finding the Fourth Proportional to 1,028,682.02, 1,542,590.22 and 388,878.14
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Solution
The fourth proportional to 1,028,682.02, 1,542,590.22 and 388,878.14 is: 583,153.59
Step by Step Solution
- Step 1: Write the proportion equation
1,028,682.02 : 1,542,590.22 = 388,878.14 : x - Step 2: Convert to fraction form
1,028,682.02/1,542,590.22 = 388,878.14/x - Step 3: Cross multiply
1,028,682.02x = 1,542,590.22 × 388,878.14 - Step 4: Simplify right side
1,028,682.02x = 599,879,615,535.79 - Step 5: Solve for x
x = 599,879,615,535.79/1,028,682.02 - Step 6: Final answer
x = 583,153.59
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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.