Finding the Fourth Proportional to 1,817,120.58, 2,507,643.18 and 1,001,353.44
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Solution
The fourth proportional to 1,817,120.58, 2,507,643.18 and 1,001,353.44 is: 1,381,876.99
Step by Step Solution
- Step 1: Write the proportion equation
1,817,120.58 : 2,507,643.18 = 1,001,353.44 : x - Step 2: Convert to fraction form
1,817,120.58/2,507,643.18 = 1,001,353.44/x - Step 3: Cross multiply
1,817,120.58x = 2,507,643.18 × 1,001,353.44 - Step 4: Simplify right side
1,817,120.58x = 2,511,037,124,585.54 - Step 5: Solve for x
x = 2,511,037,124,585.54/1,817,120.58 - Step 6: Final answer
x = 1,381,876.99
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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.