Finding the Fourth Proportional to 2,961,427.05, 4,439,303.01 and 1,253,220.75
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Solution
The fourth proportional to 2,961,427.05, 4,439,303.01 and 1,253,220.75 is: 1,878,630.32
Step by Step Solution
- Step 1: Write the proportion equation
2,961,427.05 : 4,439,303.01 = 1,253,220.75 : x - Step 2: Convert to fraction form
2,961,427.05/4,439,303.01 = 1,253,220.75/x - Step 3: Cross multiply
2,961,427.05x = 4,439,303.01 × 1,253,220.75 - Step 4: Simplify right side
2,961,427.05x = 5,563,426,647,669.46 - Step 5: Solve for x
x = 5,563,426,647,669.46/2,961,427.05 - Step 6: Final answer
x = 1,878,630.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.