Finding the Fourth Proportional to 1,775,369.08, 2,450,057.45 and 1,087,027.84
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Solution
The fourth proportional to 1,775,369.08, 2,450,057.45 and 1,087,027.84 is: 1,500,127.88
Step by Step Solution
- Step 1: Write the proportion equation
1,775,369.08 : 2,450,057.45 = 1,087,027.84 : x - Step 2: Convert to fraction form
1,775,369.08/2,450,057.45 = 1,087,027.84/x - Step 3: Cross multiply
1,775,369.08x = 2,450,057.45 × 1,087,027.84 - Step 4: Simplify right side
1,775,369.08x = 2,663,280,657,749.41 - Step 5: Solve for x
x = 2,663,280,657,749.41/1,775,369.08 - Step 6: Final answer
x = 1,500,127.88
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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.