Finding the Fourth Proportional to 2,957,038.60, 4,080,766.41 and 1,734,226.08
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Solution
The fourth proportional to 2,957,038.60, 4,080,766.41 and 1,734,226.08 is: 2,393,263.15
Step by Step Solution
- Step 1: Write the proportion equation
2,957,038.60 : 4,080,766.41 = 1,734,226.08 : x - Step 2: Convert to fraction form
2,957,038.60/4,080,766.41 = 1,734,226.08/x - Step 3: Cross multiply
2,957,038.60x = 4,080,766.41 × 1,734,226.08 - Step 4: Simplify right side
2,957,038.60x = 7,076,971,519,307.10 - Step 5: Solve for x
x = 7,076,971,519,307.10/2,957,038.60 - Step 6: Final answer
x = 2,393,263.15
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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.