Finding the Fourth Proportional to 3,272,485.77, 4,516,235.45 and 1,802,394
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Solution
The fourth proportional to 3,272,485.77, 4,516,235.45 and 1,802,394 is: 2,487,416.68
Step by Step Solution
- Step 1: Write the proportion equation
3,272,485.77 : 4,516,235.45 = 1,802,394 : x - Step 2: Convert to fraction form
3,272,485.77/4,516,235.45 = 1,802,394/x - Step 3: Cross multiply
3,272,485.77x = 4,516,235.45 × 1,802,394 - Step 4: Simplify right side
3,272,485.77x = 8,140,035,677,667.30 - Step 5: Solve for x
x = 8,140,035,677,667.30/3,272,485.77 - Step 6: Final answer
x = 2,487,416.68
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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.