Finding the Fourth Proportional to 1,927,427.97, 2,659,866.36 and 1,068,002.58
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Solution
The fourth proportional to 1,927,427.97, 2,659,866.36 and 1,068,002.58 is: 1,473,852.29
Step by Step Solution
- Step 1: Write the proportion equation
1,927,427.97 : 2,659,866.36 = 1,068,002.58 : x - Step 2: Convert to fraction form
1,927,427.97/2,659,866.36 = 1,068,002.58/x - Step 3: Cross multiply
1,927,427.97x = 2,659,866.36 × 1,068,002.58 - Step 4: Simplify right side
1,927,427.97x = 2,840,744,134,935.21 - Step 5: Solve for x
x = 2,840,744,134,935.21/1,927,427.97 - Step 6: Final answer
x = 1,473,852.29
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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.