Finding the Fourth Proportional to 5,489,124.12, 7,575,035.76 and 3,041,776.05
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Solution
The fourth proportional to 5,489,124.12, 7,575,035.76 and 3,041,776.05 is: 4,197,675.59
Step by Step Solution
- Step 1: Write the proportion equation
5,489,124.12 : 7,575,035.76 = 3,041,776.05 : x - Step 2: Convert to fraction form
5,489,124.12/7,575,035.76 = 3,041,776.05/x - Step 3: Cross multiply
5,489,124.12x = 7,575,035.76 × 3,041,776.05 - Step 4: Simplify right side
5,489,124.12x = 23,041,562,352,661.55 - Step 5: Solve for x
x = 23,041,562,352,661.55/5,489,124.12 - Step 6: Final answer
x = 4,197,675.59
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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.