Finding the Fourth Proportional to 1,456,230.93, 2,009,608.01 and 811,691.99
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Solution
The fourth proportional to 1,456,230.93, 2,009,608.01 and 811,691.99 is: 1,120,140.14
Step by Step Solution
- Step 1: Write the proportion equation
1,456,230.93 : 2,009,608.01 = 811,691.99 : x - Step 2: Convert to fraction form
1,456,230.93/2,009,608.01 = 811,691.99/x - Step 3: Cross multiply
1,456,230.93x = 2,009,608.01 × 811,691.99 - Step 4: Simplify right side
1,456,230.93x = 1,631,182,724,756.84 - Step 5: Solve for x
x = 1,631,182,724,756.84/1,456,230.93 - Step 6: Final answer
x = 1,120,140.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.