Finding the Fourth Proportional to 1,795,925.13, 2,478,434.31 and 1,021,535.97
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Solution
The fourth proportional to 1,795,925.13, 2,478,434.31 and 1,021,535.97 is: 1,409,752.42
Step by Step Solution
- Step 1: Write the proportion equation
1,795,925.13 : 2,478,434.31 = 1,021,535.97 : x - Step 2: Convert to fraction form
1,795,925.13/2,478,434.31 = 1,021,535.97/x - Step 3: Cross multiply
1,795,925.13x = 2,478,434.31 × 1,021,535.97 - Step 4: Simplify right side
1,795,925.13x = 2,531,809,796,947.13 - Step 5: Solve for x
x = 2,531,809,796,947.13/1,795,925.13 - Step 6: Final answer
x = 1,409,752.42
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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.