Finding the Fourth Proportional to 2,740,266.90, 4,110,400.35 and 847,199.70
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Solution
The fourth proportional to 2,740,266.90, 4,110,400.35 and 847,199.70 is: 1,270,799.55
Step by Step Solution
- Step 1: Write the proportion equation
2,740,266.90 : 4,110,400.35 = 847,199.70 : x - Step 2: Convert to fraction form
2,740,266.90/4,110,400.35 = 847,199.70/x - Step 3: Cross multiply
2,740,266.90x = 4,110,400.35 × 847,199.70 - Step 4: Simplify right side
2,740,266.90x = 3,482,329,943,399.90 - Step 5: Solve for x
x = 3,482,329,943,399.90/2,740,266.90 - Step 6: Final answer
x = 1,270,799.55
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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.