Finding the Fourth Proportional to 3,409,328.96, 4,704,901.48 and 1,860,602.88
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Solution
The fourth proportional to 3,409,328.96, 4,704,901.48 and 1,860,602.88 is: 2,567,646.99
Step by Step Solution
- Step 1: Write the proportion equation
3,409,328.96 : 4,704,901.48 = 1,860,602.88 : x - Step 2: Convert to fraction form
3,409,328.96/4,704,901.48 = 1,860,602.88/x - Step 3: Cross multiply
3,409,328.96x = 4,704,901.48 × 1,860,602.88 - Step 4: Simplify right side
3,409,328.96x = 8,753,953,243,804.26 - Step 5: Solve for x
x = 8,753,953,243,804.26/3,409,328.96 - Step 6: Final answer
x = 2,567,646.99
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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.