Finding the Fourth Proportional to 4,280,417.36, 5,906,790.02 and 2,562,485.12
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Solution
The fourth proportional to 4,280,417.36, 5,906,790.02 and 2,562,485.12 is: 3,536,118.15
Step by Step Solution
- Step 1: Write the proportion equation
4,280,417.36 : 5,906,790.02 = 2,562,485.12 : x - Step 2: Convert to fraction form
4,280,417.36/5,906,790.02 = 2,562,485.12/x - Step 3: Cross multiply
4,280,417.36x = 5,906,790.02 × 2,562,485.12 - Step 4: Simplify right side
4,280,417.36x = 15,136,061,490,868.13 - Step 5: Solve for x
x = 15,136,061,490,868.13/4,280,417.36 - Step 6: Final answer
x = 3,536,118.15
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1.5x scale
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.