Finding the Fourth Proportional to 2,392,653.68, 3,301,770.84 and 1,319,565.68
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Solution
The fourth proportional to 2,392,653.68, 3,301,770.84 and 1,319,565.68 is: 1,820,950.32
Step by Step Solution
- Step 1: Write the proportion equation
2,392,653.68 : 3,301,770.84 = 1,319,565.68 : x - Step 2: Convert to fraction form
2,392,653.68/3,301,770.84 = 1,319,565.68/x - Step 3: Cross multiply
2,392,653.68x = 3,301,770.84 × 1,319,565.68 - Step 4: Simplify right side
2,392,653.68x = 4,356,903,483,688.77 - Step 5: Solve for x
x = 4,356,903,483,688.77/2,392,653.68 - Step 6: Final answer
x = 1,820,950.32
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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.