Finding the Fourth Proportional to 1,437,533.80, 2,155,998.30 and 726,893.80
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Solution
The fourth proportional to 1,437,533.80, 2,155,998.30 and 726,893.80 is: 1,090,187.79
Step by Step Solution
- Step 1: Write the proportion equation
1,437,533.80 : 2,155,998.30 = 726,893.80 : x - Step 2: Convert to fraction form
1,437,533.80/2,155,998.30 = 726,893.80/x - Step 3: Cross multiply
1,437,533.80x = 2,155,998.30 × 726,893.80 - Step 4: Simplify right side
1,437,533.80x = 1,567,181,797,080.54 - Step 5: Solve for x
x = 1,567,181,797,080.54/1,437,533.80 - Step 6: Final answer
x = 1,090,187.79
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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.