Finding the Fourth Proportional to 2,272,808.01, 3,137,130.93 and 1,343,376.75
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Solution
The fourth proportional to 2,272,808.01, 3,137,130.93 and 1,343,376.75 is: 1,854,247.58
Step by Step Solution
- Step 1: Write the proportion equation
2,272,808.01 : 3,137,130.93 = 1,343,376.75 : x - Step 2: Convert to fraction form
2,272,808.01/3,137,130.93 = 1,343,376.75/x - Step 3: Cross multiply
2,272,808.01x = 3,137,130.93 × 1,343,376.75 - Step 4: Simplify right side
2,272,808.01x = 4,214,348,753,067.88 - Step 5: Solve for x
x = 4,214,348,753,067.88/2,272,808.01 - Step 6: Final answer
x = 1,854,247.58
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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.