Finding the Fourth Proportional to 2,247,482.79, 3,101,829.68 and 1,267,622.96
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Solution
The fourth proportional to 2,247,482.79, 3,101,829.68 and 1,267,622.96 is: 1,749,490.82
Step by Step Solution
- Step 1: Write the proportion equation
2,247,482.79 : 3,101,829.68 = 1,267,622.96 : x - Step 2: Convert to fraction form
2,247,482.79/3,101,829.68 = 1,267,622.96/x - Step 3: Cross multiply
2,247,482.79x = 3,101,829.68 × 1,267,622.96 - Step 4: Simplify right side
2,247,482.79x = 3,931,950,508,037.36 - Step 5: Solve for x
x = 3,931,950,508,037.36/2,247,482.79 - Step 6: Final answer
x = 1,749,490.82
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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.