Finding the Fourth Proportional to 2,747,090.80, 4,122,385.80 and 1,609,850.80
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Solution
The fourth proportional to 2,747,090.80, 4,122,385.80 and 1,609,850.80 is: 2,415,801.50
Step by Step Solution
- Step 1: Write the proportion equation
2,747,090.80 : 4,122,385.80 = 1,609,850.80 : x - Step 2: Convert to fraction form
2,747,090.80/4,122,385.80 = 1,609,850.80/x - Step 3: Cross multiply
2,747,090.80x = 4,122,385.80 × 1,609,850.80 - Step 4: Simplify right side
2,747,090.80x = 6,636,426,078,038.64 - Step 5: Solve for x
x = 6,636,426,078,038.64/2,747,090.80 - Step 6: Final answer
x = 2,415,801.50
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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.