Finding the Fourth Proportional to 1,795,547.58, 2,477,112.21 and 1,252,005.18
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Solution
The fourth proportional to 1,795,547.58, 2,477,112.21 and 1,252,005.18 is: 1,727,248.75
Step by Step Solution
- Step 1: Write the proportion equation
1,795,547.58 : 2,477,112.21 = 1,252,005.18 : x - Step 2: Convert to fraction form
1,795,547.58/2,477,112.21 = 1,252,005.18/x - Step 3: Cross multiply
1,795,547.58x = 2,477,112.21 × 1,252,005.18 - Step 4: Simplify right side
1,795,547.58x = 3,101,357,318,361.25 - Step 5: Solve for x
x = 3,101,357,318,361.25/1,795,547.58 - Step 6: Final answer
x = 1,727,248.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.