Finding the Fourth Proportional to 2,666,363.84, 3,681,299.04 and 2,379,390.56
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Solution
The fourth proportional to 2,666,363.84, 3,681,299.04 and 2,379,390.56 is: 3,285,091.12
Step by Step Solution
- Step 1: Write the proportion equation
2,666,363.84 : 3,681,299.04 = 2,379,390.56 : x - Step 2: Convert to fraction form
2,666,363.84/3,681,299.04 = 2,379,390.56/x - Step 3: Cross multiply
2,666,363.84x = 3,681,299.04 × 2,379,390.56 - Step 4: Simplify right side
2,666,363.84x = 8,759,248,184,313.06 - Step 5: Solve for x
x = 8,759,248,184,313.06/2,666,363.84 - Step 6: Final answer
x = 3,285,091.12
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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.