Finding the Fourth Proportional to 1,840,448.39, 2,539,161.41 and 1,065,656.32
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Solution
The fourth proportional to 1,840,448.39, 2,539,161.41 and 1,065,656.32 is: 1,470,225.09
Step by Step Solution
- Step 1: Write the proportion equation
1,840,448.39 : 2,539,161.41 = 1,065,656.32 : x - Step 2: Convert to fraction form
1,840,448.39/2,539,161.41 = 1,065,656.32/x - Step 3: Cross multiply
1,840,448.39x = 2,539,161.41 × 1,065,656.32 - Step 4: Simplify right side
1,840,448.39x = 2,705,873,392,390.43 - Step 5: Solve for x
x = 2,705,873,392,390.43/1,840,448.39 - Step 6: Final answer
x = 1,470,225.09
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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.