Finding the Fourth Proportional to 3,455,794.22, 4,768,998.06 and 1,927,901.34
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Solution
The fourth proportional to 3,455,794.22, 4,768,998.06 and 1,927,901.34 is: 2,660,504.99
Step by Step Solution
- Step 1: Write the proportion equation
3,455,794.22 : 4,768,998.06 = 1,927,901.34 : x - Step 2: Convert to fraction form
3,455,794.22/4,768,998.06 = 1,927,901.34/x - Step 3: Cross multiply
3,455,794.22x = 4,768,998.06 × 1,927,901.34 - Step 4: Simplify right side
3,455,794.22x = 9,194,157,750,331.40 - Step 5: Solve for x
x = 9,194,157,750,331.40/3,455,794.22 - Step 6: Final answer
x = 2,660,504.99
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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.