Finding the Fourth Proportional to 4,030,975.98, 5,562,746.88 and 2,220,139.98
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Solution
The fourth proportional to 4,030,975.98, 5,562,746.88 and 2,220,139.98 is: 3,063,793.19
Step by Step Solution
- Step 1: Write the proportion equation
4,030,975.98 : 5,562,746.88 = 2,220,139.98 : x - Step 2: Convert to fraction form
4,030,975.98/5,562,746.88 = 2,220,139.98/x - Step 3: Cross multiply
4,030,975.98x = 5,562,746.88 × 2,220,139.98 - Step 4: Simplify right side
4,030,975.98x = 12,350,076,746,908.26 - Step 5: Solve for x
x = 12,350,076,746,908.26/4,030,975.98 - Step 6: Final answer
x = 3,063,793.19
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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.