Finding the Fourth Proportional to 1,777,070.98, 2,449,807.23 and 1,266,887.62
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Solution
The fourth proportional to 1,777,070.98, 2,449,807.23 and 1,266,887.62 is: 1,746,486.49
Step by Step Solution
- Step 1: Write the proportion equation
1,777,070.98 : 2,449,807.23 = 1,266,887.62 : x - Step 2: Convert to fraction form
1,777,070.98/2,449,807.23 = 1,266,887.62/x - Step 3: Cross multiply
1,777,070.98x = 2,449,807.23 × 1,266,887.62 - Step 4: Simplify right side
1,777,070.98x = 3,103,630,451,073.49 - Step 5: Solve for x
x = 3,103,630,451,073.49/1,777,070.98 - Step 6: Final answer
x = 1,746,486.49
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1.5x scale
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.