Finding the Fourth Proportional to 2,346,670.09, 3,238,429.79 and 1,441,252.09
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Solution
The fourth proportional to 2,346,670.09, 3,238,429.79 and 1,441,252.09 is: 1,988,943.28
Step by Step Solution
- Step 1: Write the proportion equation
2,346,670.09 : 3,238,429.79 = 1,441,252.09 : x - Step 2: Convert to fraction form
2,346,670.09/3,238,429.79 = 1,441,252.09/x - Step 3: Cross multiply
2,346,670.09x = 3,238,429.79 × 1,441,252.09 - Step 4: Simplify right side
2,346,670.09x = 4,667,393,703,155.76 - Step 5: Solve for x
x = 4,667,393,703,155.76/2,346,670.09 - Step 6: Final answer
x = 1,988,943.28
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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.