Finding the Fourth Proportional to 4,604,543.35, 6,911,605.50 and 3,391,489.63
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Solution
The fourth proportional to 4,604,543.35, 6,911,605.50 and 3,391,489.63 is: 5,090,762.88
Step by Step Solution
- Step 1: Write the proportion equation
4,604,543.35 : 6,911,605.50 = 3,391,489.63 : x - Step 2: Convert to fraction form
4,604,543.35/6,911,605.50 = 3,391,489.63/x - Step 3: Cross multiply
4,604,543.35x = 6,911,605.50 × 3,391,489.63 - Step 4: Simplify right side
4,604,543.35x = 23,440,638,379,900.96 - Step 5: Solve for x
x = 23,440,638,379,900.96/4,604,543.35 - Step 6: Final answer
x = 5,090,762.88
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1.5x scale
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.