Finding the Fourth Proportional to 4,810,880.48, 6,637,452.96 and 3,280,330.40
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Solution
The fourth proportional to 4,810,880.48, 6,637,452.96 and 3,280,330.40 is: 4,525,790.82
Step by Step Solution
- Step 1: Write the proportion equation
4,810,880.48 : 6,637,452.96 = 3,280,330.40 : x - Step 2: Convert to fraction form
4,810,880.48/6,637,452.96 = 3,280,330.40/x - Step 3: Cross multiply
4,810,880.48x = 6,637,452.96 × 3,280,330.40 - Step 4: Simplify right side
4,810,880.48x = 21,773,038,723,257.98 - Step 5: Solve for x
x = 21,773,038,723,257.98/4,810,880.48 - Step 6: Final answer
x = 4,525,790.82
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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.