Finding the Fourth Proportional to 2,773,666.80, 4,153,501.80 and 2,213,794.80
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Solution
The fourth proportional to 2,773,666.80, 4,153,501.80 and 2,213,794.80 is: 3,315,106.45
Step by Step Solution
- Step 1: Write the proportion equation
2,773,666.80 : 4,153,501.80 = 2,213,794.80 : x - Step 2: Convert to fraction form
2,773,666.80/4,153,501.80 = 2,213,794.80/x - Step 3: Cross multiply
2,773,666.80x = 4,153,501.80 × 2,213,794.80 - Step 4: Simplify right side
2,773,666.80x = 9,195,000,686,630.64 - Step 5: Solve for x
x = 9,195,000,686,630.64/2,773,666.80 - Step 6: Final answer
x = 3,315,106.45
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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.